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International Harvester

International IH Farmall Cub Tractor and Cub Lo-Boy Tractor Service Repair Workshop Manual

International IH Farmall Cub Tractor and Cub Lo-Boy Tractor Service Repair Workshop Manual

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$16.99
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Vehicle data plateRef 15623
Brand
International Harvester
Vehicle
Tractors
Models covered
Agriculture, Cub Lo-Boy, Farmall Cub, Farmall Series, IH International
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

  • Download link opens on the order page immediately
  • The same link is emailed to you — re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your model year? Ask us before you buy
🏷️ Basic Information
Identification
Make:
International Harvester (IH)
Model:
Farmall Cub
Model Variant:
Cub Lo-Boy
Codes
Product Identifier:
International IH Farmall Cub Tractor and Cub Lo-Boy Tractor Service Repair Workshop Manual PDF Download
👋 Introduction
Market Position
Target Audience:
DIY enthusiasts, home mechanics, and professional repair shops working on IH Farmall Cub and Cub Lo-Boy tractors.
Competitive Analysis
Manual Availability:
Described as a hard-to-find manual, implying high value for owners.
Key Features
Content Emphasis:
Focus on detailed repair information, specifications, and step-by-step instructions.
Usability:
Easy to read, zoomable, printable, savable, and searchable within PDF.
📋 Manual Details
Coverage Areas
Manual Type:
Service Repair Workshop Manual
Page Count:
218 Pages
Sections:
13 Sections
Language:
English
Format:
PDF Download
📖 Manual Coverage
Systems Covered
Engine Repair:
Complete engine overhauls, diagnostics, and component repair.
Fuel System Coverage:
Carburetor adjustments, fuel pump service, fuel line maintenance, filter replacement.
Steering And Front Axle:
Service, adjustments, and repair of steering components and front axle.
Clutch Service:
Engine clutch disassembly, inspection, adjustment, and replacement.
Transmission And Differential:
Repair and maintenance of the gearbox, shifting mechanisms, and differential.
Power Takeoff Pto And Belt Pulley:
Service and repair of PTO engagement, belt pulley system.
Final Drive And Brakes:
Maintenance and repair of final drive assemblies, brake system components, and adjustments.
Hydraulic System Coverage:
Troubleshooting, repair, and maintenance of the tractor's hydraulic system.
Electrical System Service:
Wiring diagrams, component testing, battery, starter, generator/alternator service.
Procedures Included
Teardowns And Reassembly:
Detailed procedures for complete disassembly and reassembly of major tractor components.
Adjustments And Calibrations:
Step-by-step instructions for all essential adjustments and calibrations.
Troubleshooting Guides:
Diagnostic information and common problem identification for various systems.
Technical Depth
Complexity Level:
Suitable for complex repairs and comprehensive servicing.
Detail Level:
High detail with clear pictures and exploded views for accurate identification and repair.
📊 Manual Specifications
File Format
Viewer Compatibility:
Adobe Acrobat Reader (free download)
Scalability:
Document is scalable to several times normal size.
Print Quality
Clarity:
Very clear and clean pages with detailed pictures.
Illustration Count:
Tons of illustrations
Binding Type
Delivery Method:
Digital Download (PDF)
Print Flexibility:
Printable on demand, page by page or in sections.
Paper Type
Digital Medium:
Electronic file, no physical shipping required.
⚙️ Engine Specifications
Primary Engine
Engine Type:
IH 4-Cylinder, Overhead Valve (OHV) gasoline engine (typically C-60 or CC-60 series).
Performance
Displacement:
60.2 cubic inches (987 cc)
Bore X Stroke:
3.0625 inches x 3.000 inches (77.8 mm x 76.2 mm)
Compression Ratio:
Approximately 6.5:1 (varies by specific engine variant)
Fuel System
Carburetor:
Typically Zenith, Marvel-Schebler, or similar updraft/downdraft carburetor.
Fuel Type:
Gasoline
Maintenance
Oil Capacity:
Approximately 4 quarts (3.8 L) with filter.
Oil Type:
API Service Classification SC, SD, SE, or SF; SAE 30 or 10W-30 (check manual for specific recommendations based on temperature).
🔧 Transmission
Standard
Type:
Sliding gear, constant mesh, manual transmission.
Gear Ratios:
Typically 3 forward speeds and 1 reverse speed (specific ratios detailed in manual).
Features
Drive System:
Rear-wheel drive (RWD).
Lubricant Type:
API GL-4 Gear Oil; SAE 90W or 80W-90.
📐 Dimensions
Exterior
Wheelbase:
Approx. 65.5 inches (1664 mm) for standard Cub; 50 inches (1270 mm) for Lo-Boy.
Weights
Operating Weight:
Approx. 1,200 - 1,500 lbs (544 - 680 kg), depending on configuration.
🛡️ Safety Features
Active Features
Safety Warnings:
Manual includes a dedicated SAFETY section with important precautions for operation and maintenance.
Passive Features
Operator Safety:
Focus on proper handling, maintenance, and understanding of mechanical systems to prevent accidents.
💡 Technology Features
Infotainment
Features:
N/A (This is a vintage tractor, no infotainment systems).
Driver Assistance
Features:
N/A (This is a vintage tractor, no modern driver assistance features).
🔧 Maintenance
Service Intervals
Engine Oil Change:
Typically every 50-100 operating hours or annually, whichever comes first (refer to manual for precise intervals).
Air Filter Cleaning:
Regular inspection and cleaning/replacement, especially in dusty conditions.
Fuel Filter Replacement:
Recommended at regular intervals or if fuel flow issues are suspected.
Fluid Specifications
Transmission Fluid:
API GL-4 Gear Oil, SAE 90W or 80W-90.
Hydraulic Fluid:
IH Hy-Trans fluid or equivalent UTF (Universal Tractor Transmission Fluid); consult manual for specific IH part numbers or equivalents.
Known Issues
Carburetor Wear:
Common for older carburetors to develop wear and require rebuilding or replacement.
Ignition System:
Points, condenser, and coil wear can affect starting and running.
Sealing Leaks:
Age-related wear on seals and gaskets can lead to oil and hydraulic fluid leaks.
Pto Engagement:
Issues with PTO engagement or disengagement can stem from wear in the clutch pack or linkage.
📚 Vehicle History
Brand Heritage
Parent Company:
International Harvester (IH).
Model Evolution
Introduction Year:
The Farmall Cub was introduced in 1947.
Cub Lo Boy Variant:
The Cub Lo-Boy was introduced later, offering a lower profile for garden and landscaping tasks.
Production
Production Span:
The Cub series was produced for many decades, with significant updates and variations.
Cub Cadet Relation
Cub Cadet Origin:
Cub Cadet was initially a line of garden tractors developed by IH starting in 1961, building upon the Cub platform and expertise.
Ownership Change
Mtp Acquisition:
Cub Cadet brand was sold by International Harvester to MTD Products in 1981.
🏆 Awards & Recognition
Recognitions
Cult Following:
Cub Cadet tractors, including the Farmall Cub lineage, have developed a strong cult following due to their dependability and rugged construction.

Delivery & file format

This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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