{"product_id":"harley-davidson-knucklehead-flathead-motorcycle-service-repair-manual","title":"HARLEY DAVIDSON KNUCKLEHEAD FLATHEAD Service Repair Manual 40-47","description":"\n\u003cdiv style=\"width: 100%; margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif; line-height: 1.6; color: #2d3748; background: #f3f6f8;\"\u003e\n    \n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0073b1; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0073b1 0%, #004471 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            🏷️ Basic Information\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Identification\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Make:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Harley-Davidson\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Model:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Knucklehead (EL, FL, U, UL)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Model Variant:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Knucklehead Flathead\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Codes\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Engine Code:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            E (74ci), EL (61ci), F (74ci), FL (74ci), U (74ci), UL (80ci)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Production Years Covered:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            1940-1947\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #378fe9; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #378fe9 0%, #1e5f99 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            👋 Introduction\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7fa; border-left: 4px solid #378fe9; padding: 12px 16px; font-weight: 600; color: #1e5f99; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #378fe9; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Market Position\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7fa;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1e5f99; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Market Position:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Essential resource for owners and restorers of classic Harley-Davidson motorcycles from the late 1930s through the 1940s. Highly sought after for its detail and comprehensiveness in maintaining and rebuilding these iconic machines.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7fa;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1e5f99; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Target Audience:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Professional motorcycle mechanics, experienced home mechanics, and dedicated restorers of vintage Harley-Davidson motorcycles.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7fa; border-left: 4px solid #378fe9; padding: 12px 16px; font-weight: 600; color: #1e5f99; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #378fe9; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Competitive Analysis\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7fa;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1e5f99; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Competitive Analysis:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Surpasses generic workshop guides by providing factory-level detail specific to the Knucklehead Flathead models. Its comprehensiveness makes it superior to fragmented online resources or older, less detailed publications.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7fa; border-left: 4px solid #378fe9; padding: 12px 16px; font-weight: 600; color: #1e5f99; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #378fe9; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Key Features\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7fa;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1e5f99; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Key Features:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Hundreds of pages of detailed instructions, clear diagrams and illustrations, comprehensive troubleshooting sections, precise technical specifications, and maintenance schedules directly from the manufacturer. Enables full restoration and accurate maintenance.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7fa;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1e5f99; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Troubleshooting Guidance:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Extensive troubleshooting section categorizes problems by symptom and provides systematic diagnostic steps to identify root causes.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #1a5490; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #1a5490 0%, #0d3d6b 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            📋 Manual Details\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Coverage Areas\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Coverage Areas:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Comprehensive service, repair, maintenance, troubleshooting, and rebuilding of Harley-Davidson Knucklehead Flathead motorcycles\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Specific Model Coverage:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Includes variations for EL (61ci), FL (74ci), U (74ci), UL (80ci) and related models of the Knucklehead Flathead generation.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Page Count\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Page Count:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Hundreds (estimated 500+ pages, typical for comprehensive manuals of this era)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Manual Type\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Manual Type:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Service Repair Manual\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Language\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Language:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            English\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f8; border-left: 4px solid #1a5490; padding: 12px 16px; font-weight: 600; color: #0d3d6b; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1a5490; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Format\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0d3d6b; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Format:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            PDF\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #2867b2; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #2867b2 0%, #1a4d80 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            📖 Manual Coverage\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f9; border-left: 4px solid #2867b2; padding: 12px 16px; font-weight: 600; color: #1a4d80; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #2867b2; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Systems Covered\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Systems Covered:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Engine (top end, bottom end, lubrication, cooling), Fuel System (carburetors, fuel lines, tank), Ignition System (magneto, coil, points), Electrical System (generator, battery, wiring harnesses, lighting, switches), Transmission (clutch, gearbox, drive chain), Drivetrain (primary drive, final drive), Brakes (drum brakes, hydraulic\/mechanical systems), Suspension (front fork, rear shocks), Frame and Bodywork (fenders, tanks, controls), Wheels and Tires, Chassis Components, Special Tools\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Bodywork Chassis:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Includes service for frames, front forks (leading link or girder type), handlebars, control levers, footboards\/pegs, seats, fenders, fuel tanks, and oil tanks.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Electrical System Components:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Covers generator (charging system), voltage regulator (if applicable), battery, ignition coil, distributor (if applicable), spark plugs, wiring harness, lighting (headlight, taillight, signals), switches, horn.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Brake System Maintenance:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Detailed procedures for front and rear drum brake adjustment, relining, inspection of brake shoes and drums, and cable maintenance.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f9; border-left: 4px solid #2867b2; padding: 12px 16px; font-weight: 600; color: #1a4d80; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #2867b2; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Procedures Included\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Procedures Included:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Routine maintenance, tune-ups, carburetor adjustment and rebuilding, ignition timing, generator service, clutch adjustment and replacement, gearbox disassembly and reassembly, engine teardown and rebuild, brake bleeding and adjustment, fork service, troubleshooting common problems, diagnostic procedures, component replacement, torque specifications, clearances, and specifications for all major assemblies.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Electrical Troubleshooting:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Detailed wiring diagrams, troubleshooting steps for charging system (generator), ignition system (points, coil, condenser), lighting, and accessories. Focus on mechanical and basic electrical diagnostic techniques.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Suspension Service:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Detailed procedures for front fork disassembly, seal replacement, fluid changes, and rear shock absorber servicing or replacement.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f9; border-left: 4px solid #2867b2; padding: 12px 16px; font-weight: 600; color: #1a4d80; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #2867b2; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Technical Depth\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Technical Depth:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            In-depth, comprehensive rebuild level. Suitable for experienced mechanics and dedicated restorers. Covers detailed disassembly, inspection, repair, and reassembly of all major motorcycle components, including internal engine parts and complex electrical systems.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Engine Rebuild Detail:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Covers cylinder head removal, valve seat grinding, piston and ring replacement, connecting rod service, crankshaft balancing and inspection, bearing clearances, oil pump overhaul, and cylinder boring\/honing.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a4d80; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Special Tools Required:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Identifies and describes necessary special tools for various repair procedures, such as piston ring compressors, bearing pullers, valve spring compressors, and timing tools.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0a66c2; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0a66c2 0%, #004182 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            📊 Manual Specifications\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f9; border-left: 4px solid #0a66c2; padding: 12px 16px; font-weight: 600; color: #004182; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0a66c2; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        File Format\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004182; font-size: 15px; margin-bottom: 6px;\"\u003e\n            File Format:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Searchable PDF, high-resolution scans for clarity\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004182; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Searchability:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Full text search capability enabled for quick access to specific topics and keywords.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004182; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Image Quality:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Diagrams and illustrations are high-resolution and clear, ensuring accurate interpretation of assembly and disassembly steps.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f9; border-left: 4px solid #0a66c2; padding: 12px 16px; font-weight: 600; color: #004182; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0a66c2; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Print Quality\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004182; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Print Quality:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            High-resolution scans of original factory manuals, ensuring clear text and legible diagrams\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f9; border-left: 4px solid #0a66c2; padding: 12px 16px; font-weight: 600; color: #004182; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0a66c2; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Binding Type\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004182; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Binding Type:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (Digital PDF format)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f5f9; border-left: 4px solid #0a66c2; padding: 12px 16px; font-weight: 600; color: #004182; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0a66c2; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Paper Type\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f5f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004182; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Paper Type:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (Digital PDF format)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #4a90a4; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #4a90a4 0%, #2c5f75 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            ⚙️ Engine Specifications\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #4a90a4; padding: 12px 16px; font-weight: 600; color: #2c5f75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #4a90a4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Primary Engine\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Primary Engine:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            74 cubic inch (1213cc) OHV V-Twin (E, F, FL, U, UL variants) and 61 cubic inch (1000cc) OHV V-Twin (EL variant).\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Engine Design:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Overhead Valve (OHV) V-twin, air-cooled.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Bore Stroke:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            74ci: 3-7\/16\" bore x 4-1\/4\" stroke; 61ci: 3-1\/4\" bore x 3-3\/4\" stroke. Manual provides exact specifications.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #4a90a4; padding: 12px 16px; font-weight: 600; color: #2c5f75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #4a90a4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Performance\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Performance:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Torque-focused, reliable performance characteristic of the era. Specific horsepower figures varied by model and year, typically in the 30-40 HP range. Designed for durability and steady power delivery.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Torque Curve:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Designed for strong low-to-mid-range torque, suitable for cruising and general riding. Manual provides detailed specifications for optimal performance tuning.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #4a90a4; padding: 12px 16px; font-weight: 600; color: #2c5f75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #4a90a4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Fuel System\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Fuel System:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Linkert Carburetors (e.g., M-series, VH-series). Specific carburetor models and jetting will be detailed in the manual. Fuel tank capacity approximately 3.5-4 gallons.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Carburetor Tuning:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Detailed procedures for Linkert carburetor adjustment, cleaning, and rebuilding, including idle mixture, main jet, and accelerator pump settings.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #4a90a4; padding: 12px 16px; font-weight: 600; color: #2c5f75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #4a90a4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Lubrication\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Lubrication:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Total Loss Oil System with oil pump, engine oil filter (if equipped by year\/model), and periodic oil changes. Manual will specify oil type and capacity.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #2c5f75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Oil Pump Service:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Comprehensive instructions for the removal, inspection, and rebuilding of the internal oil pump, critical for the 'total loss' system.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #5a7c8a; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #5a7c8a 0%, #3d5762 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            🔧 Transmission\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f5f7f8; border-left: 4px solid #5a7c8a; padding: 12px 16px; font-weight: 600; color: #3d5762; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #5a7c8a; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Standard\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f5f7f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #3d5762; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Standard:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            4-speed manual constant mesh transmission\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f5f7f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #3d5762; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Gear Ratios:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Specific gear ratios for 1st through 4th gear and reverse (if applicable) are provided. Manual details these for optimal performance tuning.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f5f7f8; border-left: 4px solid #5a7c8a; padding: 12px 16px; font-weight: 600; color: #3d5762; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #5a7c8a; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Optional\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f5f7f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #3d5762; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Optional:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #0073b1; background: #e8f4f8; padding: 8px 12px; border-radius: 8px; border: 1px solid #b3d9f2; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (4-speed was standard for these models)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f5f7f8; border-left: 4px solid #5a7c8a; padding: 12px 16px; font-weight: 600; color: #3d5762; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #5a7c8a; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Features\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f5f7f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #3d5762; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Features:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Hand-clutch lever, foot-shift lever. Primary drive via chain, clutch type typically dry multi-plate. Manual covers clutch adjustment, transmission disassembly\/reassembly.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f5f7f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #3d5762; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Clutch Mechanism:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Dry, multi-plate clutch operated by a hand lever. Manual details clutch adjustment, plate replacement, and band adjustments for gear engagement.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f5f7f8; border-left: 4px solid #5a7c8a; padding: 12px 16px; font-weight: 600; color: #3d5762; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #5a7c8a; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Fluid Specifications\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f5f7f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #3d5762; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Fluid Specifications:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Specific transmission fluid type (e.g., SAE 50) and capacity will be detailed. Manual covers gearbox oil changes and component servicing.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f5f7f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #3d5762; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Gearbox Oil Type:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Specific recommendations for gearbox lubrication, typically a heavier weight oil than engine oil, to ensure proper gear lubrication and longevity.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #1b659d; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #1b659d 0%, #0f4471 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            📐 Dimensions\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f6f8; border-left: 4px solid #1b659d; padding: 12px 16px; font-weight: 600; color: #0f4471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1b659d; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Exterior\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0f4471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Exterior:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Wheelbase approximately 57-60 inches. Length approximately 85-90 inches. Specific dimensions vary by model and year, covered in detail within the manual.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0f4471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Tire Sizes:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Typical front tire size: 4.00-18 or 5.00-16; Rear tire size: 4.50-18 or 5.50-16. Manual confirms exact OE specifications.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0f4471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Wheelbase Variants:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Wheelbase may vary slightly between solo and police\/touring models. Manual will clarify differences.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f6f8; border-left: 4px solid #1b659d; padding: 12px 16px; font-weight: 600; color: #0f4471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1b659d; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Weights\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0f4471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Weights:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Dry weight typically ranges from 450-550 lbs depending on model and equipment. Manual will provide specific weight and load capacities.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0f4471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Frame Construction:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Heavy-duty steel frame, designed for durability and stability. Manual covers frame inspection for cracks, alignment, and welding repairs.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f2f6f8; border-left: 4px solid #1b659d; padding: 12px 16px; font-weight: 600; color: #0f4471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #1b659d; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Cargo\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f2f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #0f4471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Cargo:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (motorcycle)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #2e5984; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #2e5984 0%, #1a3c5c 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            🛡️ Safety Features\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #2e5984; padding: 12px 16px; font-weight: 600; color: #1a3c5c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #2e5984; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Ratings\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a3c5c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Ratings:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (Safety ratings not applicable to vintage motorcycles in modern terms)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #2e5984; padding: 12px 16px; font-weight: 600; color: #1a3c5c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #2e5984; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Active Features\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a3c5c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Active Features:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Mechanical drum brakes front and rear. Manual details brake system maintenance, adjustment, and component inspection for safe operation.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a3c5c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Brake Specifications:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Internal expanding drum brakes front and rear. Manual provides friction material specifications, drum diameter and width, and clearance adjustments.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #2e5984; padding: 12px 16px; font-weight: 600; color: #1a3c5c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #2e5984; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Passive Features\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1a3c5c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Passive Features:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Robust frame construction, rider control elements. Manual provides guidance on inspecting and maintaining structural integrity.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #3b82c4; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #3b82c4 0%, #1f4a75 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            💡 Technology Features\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #3b82c4; padding: 12px 16px; font-weight: 600; color: #1f4a75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #3b82c4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Infotainment\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1f4a75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Infotainment:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (Vintage motorcycle - no electronic infotainment systems)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #3b82c4; padding: 12px 16px; font-weight: 600; color: #1f4a75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #3b82c4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Driver Assistance\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1f4a75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Driver Assistance:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (Vintage motorcycle - no electronic driver assistance)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #3b82c4; padding: 12px 16px; font-weight: 600; color: #1f4a75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #3b82c4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Connectivity\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1f4a75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Connectivity:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            N\/A (Vintage motorcycle - no electronic connectivity)\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border-left: 4px solid #3b82c4; padding: 12px 16px; font-weight: 600; color: #1f4a75; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #3b82c4; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Ignition System\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f4f7f9;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #1f4a75; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Ignition System:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Battery-coil ignition or magneto ignition systems, depending on specific year and model. Manual details timing procedures, component testing, and troubleshooting.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0077b5; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0077b5 0%, #00405c 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            🔧 Maintenance\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0077b5; padding: 12px 16px; font-weight: 600; color: #00405c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0077b5; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Service Intervals\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Service Intervals:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Refer to manual for specific intervals. Typical maintenance includes engine oil changes every 1000-1500 miles, gear oil changes, ignition point cleaning\/adjustment, carburetor adjustments, and chain lubrication\/adjustment. Manual provides detailed schedule.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Ignition Timing:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Regular checks and adjustments of ignition timing are crucial for performance and fuel economy. Manual details methods using timing marks or specialized equipment.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Spark Plug Replacement:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Recommended intervals for spark plug inspection and replacement, along with correct plug type and gap specifications.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0077b5; padding: 12px 16px; font-weight: 600; color: #00405c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0077b5; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Fluid Specifications\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Fluid Specifications:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Engine Oil: SAE 50 (typically); Transmission Oil: SAE 50 or similar; Primary Chaincase Oil: Harley-Davidson primary chaincase lubricant or equivalent. Manual specifies exact types and capacities.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Primary Chaincase Oil:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Specific Harley-Davidson primary chaincase lubricant is recommended to ensure proper clutch operation and primary drive gear lubrication.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0077b5; padding: 12px 16px; font-weight: 600; color: #00405c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0077b5; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Known Issues\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Known Issues:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Oil leaks (common for the era), valve guide wear, carburetor tuning issues, generator charging problems, transmission shifting nuances. Manual offers diagnostic and repair procedures for these and other common issues.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Carburetor Challenges:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Linkert carburetors can be sensitive to dirt and wear. Manual provides thorough guidance on cleaning, rebuilding, and adjusting for optimal performance and fuel delivery.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0077b5; padding: 12px 16px; font-weight: 600; color: #00405c; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0077b5; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Parts Identification\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #00405c; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Parts Identification:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Manual includes exploded views and part numbers for proper identification during repair and restoration. Essential for sourcing correct components.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0073b1; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0073b1 0%, #004471 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            📚 Vehicle History\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Brand Heritage\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Brand Heritage:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            Harley-Davidson, a legendary American motorcycle manufacturer with a history dating back to 1903, known for its iconic V-twin engines and robust motorcycles.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Model Evolution\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Model Evolution:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #666666; background: #f5f5f5; padding: 8px 12px; border-radius: 8px; border: 1px solid #d0d0d0; font-weight: 600; font-size: 14px;\"\u003e\n            The Knucklehead, introduced in 1936, was a significant evolution from the Flathead models, featuring overhead valve (OHV) technology. The 'Flathead' designation often refers to earlier OHV designs or specific engine families. This manual covers the OHV Knucklehead engine which ran from 1936-1947, preceding the Panhead. The specific models EL (61ci) and FL (74ci) are key examples.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Predecessor:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Successor to the Harley-Davidson V-twin Flathead models, offering improved performance and a more modern engine architecture.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Production\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Production:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Harley-Davidson Knucklehead models were produced from 1936 through 1947. This manual specifically targets models within the 1940-1947 range, encompassing pre- and post-war production variations.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Manufacturing Location:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Milwaukee, Wisconsin, USA\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"width: 100%; margin: 0; margin-bottom: 2px; background: white; overflow: hidden; border: 1px solid #0073b1; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;\"\u003e\n    \u003cdiv style=\"background: linear-gradient(135deg, #0073b1 0%, #004471 100%); color: white; padding: 16px; text-align: center;\"\u003e\n        \u003cdiv style=\"font-size: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;\"\u003e\n            🏆 Awards \u0026amp; Recognition\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Recognitions\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Recognitions:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            The Knucklehead is widely recognized as a highly desirable and iconic motorcycle within the classic motorcycle community and has received numerous accolades from enthusiasts and publications for its design and performance.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f3f6f8; border-left: 4px solid #0073b1; padding: 12px 16px; font-weight: 600; color: #004471; font-size: 16px; position: relative;\"\u003e\n        \u003cdiv style=\"display: inline-block; width: 6px; height: 6px; background: #0073b1; border-radius: 50%; margin-right: 8px;\"\u003e\u003c\/div\u003e\n        Ratings\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"padding: 12px 16px; border-bottom: 1px solid #f3f6f8;\"\u003e\n        \u003cdiv style=\"font-weight: 600; color: #004471; font-size: 15px; margin-bottom: 6px;\"\u003e\n            Ratings:\n        \u003c\/div\u003e\n        \u003cdiv style=\"color: #4a5568; line-height: 1.6; word-wrap: break-word; font-size: 14px;\"\u003e\n            Consistently ranks high in 'greatest motorcycles of all time' lists. Highly collectible and prized by restorers.\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n","brand":"Harley-davidson","offers":[{"title":"Default Title","offer_id":42209584840764,"sku":"267796","price":134.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/4489\/0428\/files\/267796-harley-davidson-knucklehead-flathead-service-repair-manual-pdf-40-47-download_d257a85c-c8dc-43bb-a0be-63afa0984ef4.jpg?v=1727418910","url":"https:\/\/e-manual.com\/products\/harley-davidson-knucklehead-flathead-motorcycle-service-repair-manual","provider":"e-Manual Online Workshop Manuals","version":"1.0","type":"link"}