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Datsun

RARE DATSUN Engine Manual FJ20 Workshop Service Repair Manual

RARE DATSUN Engine Manual FJ20 Workshop Service Repair Manual

$16.99
$16.99
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Vehicle data plateRef 197029
Brand
Datsun
Vehicle
Car
Models covered
Engines, FJ20, FJ20 Engine
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

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🏷️ Basic Information
Identification
Make:
Nissan/Datsun
Model:
Unknown (Engine Manual for FJ20)
Codes
Engine Code:
FJ20
👋 Introduction
Market Position
Niche:
Specialty performance engine manual for classic Datsun/Nissan enthusiasts and tuners.
Competitive Analysis
Competitors:
Other period-specific service manuals, enthusiast forums, and specialized tuning guides.
Key Features
Value Proposition:
Provides detailed, OEM-level information essential for maintaining, repairing, and optimizing the high-performance FJ20 engine.
📋 Manual Details
Coverage Areas
Engine Systems:
FJ20 engine series (including FJ20E, FJ20ET, FJ20DET, FJ20T variants)
Page Count
Estimated Pages:
200-400 (typical for comprehensive workshop manuals)
Manual Type
Type:
Workshop Service Repair Manual
Language
Language:
English
Format
Format:
Digital (likely PDF), potentially physical print
📖 Manual Coverage
Systems Covered
Engine Mechanical:
Cylinder head, block, pistons, crankshaft, camshafts, valve train, timing system
Fuel System:
Fuel injection system (EFI), fuel pump, injectors, pressure regulator, fuel lines
Ignition System:
Ignition coils, spark plugs, distributor (if applicable), ECU control
Lubrication System:
Oil pump, oil filter, oil passages, oil cooler (if applicable)
Cooling System:
Radiator, water pump, thermostat, coolant passages, fan
Exhaust System:
Exhaust manifold, catalytic converter (if applicable), mufflers
Turbocharging Intercooling:
Turbocharger operation, wastegate, intercooler (for FJ20ET/DET)
Procedures Included
Maintenance:
Scheduled maintenance, oil changes, filter replacements, spark plug replacement, timing belt inspection/replacement
Diagnosis Troubleshooting:
Fault finding, diagnostic trouble codes (DTCs), symptom-based troubleshooting
Repair Overhaul:
Engine disassembly, assembly, component replacement, torque specifications, machining data
Recalibration Adjustment:
Ignition timing, idle speed, fuel mixture (if applicable)
Installation Removal:
Engine removal and installation, component installation procedures
Technical Depth
Depth:
Comprehensive from basic maintenance to full engine rebuilds, including specifications for machining and tolerances.
📊 Manual Specifications
File Format
Digital Format Details:
Searchable text, high-resolution diagrams and illustrations, bookmark functionality.
Print Quality
Print Quality Attributes:
Clear black and white text, crisp line drawings and diagrams, accurate photographic reproductions of components.
Binding Type
Binding:
Spiral-bound or perfect-bound (for physical copies) for lay-flat use.
Paper Type
Paper Quality:
Durable, glossy or semi-gloss paper stock to withstand workshop environments.
⚙️ Engine Specifications
Primary Engine
Engine Family:
Nissan FJ Series
Bore X Stroke:
85.0 mm x 83.0 mm (typical for FJ20)
Displacement:
1998 cc (2.0 Liters)
Configuration:
Inline 4-Cylinder, DOHC (Double Overhead Camshaft)
Performance
Power Output Fj20E:
Approx. 145-150 PS (143-148 hp) at 6400 RPM
Torque Output Fj20E:
Approx. 180-185 Nm (133-136 lb-ft) at 5200 RPM
Power Output Fj20Et:
Approx. 190-205 PS (187-202 hp) at 6400 RPM (Turbocharged)
Torque Output Fj20Et:
Approx. 240-275 Nm (177-203 lb-ft) at 4800 RPM (Turbocharged)
Compression Ratio Fj20E:
9.5:1 (typical)
Compression Ratio Fj20Et:
8.3:1 (typical for turbocharged)
Fuel System
Induction:
Naturally Aspirated (FJ20E), Turbocharged (FJ20ET/DET)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline (Octane rating specified in manual)
Valvetrain
Design:
DOHC, 4 valves per cylinder (16 valves total)
Timing Drive:
Timing Belt
🔧 Transmission
Standard
Type:
Manual Transmission (e.g., 5-speed) likely paired with FJ20 engines.
Optional
Type:
Automatic Transmission (less common with performance variants like FJ20).
Features
Gear Ratios:
Specific gear ratios will be detailed in the manual for different models/transmissions.
Fluid Type:
GL-4 or GL-5 manual transmission fluid (specific grade and capacity in manual).
📐 Dimensions
Exterior
Vehicle Models:
Primarily Nissan Silvia (S110/S12), Gazelle, possibly Fairlady Z (Z31 with FJ20 variant).
Interior
Engine Bay Layout:
The manual will cover the engine's physical dimensions and fitment within the engine bay for the applicable chassis.
Weights
Engine Weight:
Estimated wet weight around 150-160 kg (specifics in manual).
🛡️ Safety Features
Ratings
Historical Context:
Safety standards from the era of FJ20 engine production (late 1970s to mid-1980s) differ significantly from modern standards. Manual will not cover modern safety ratings.
Active Features
Engine Management:
Early electronic engine management systems (ECU) for fuel and ignition control are covered.
Passive Features
None Engine Specific:
Manual focuses on mechanical and electrical aspects of the engine, not vehicle-level passive safety features.
💡 Technology Features
Infotainment
Era Context:
Infotainment systems of the FJ20 era were basic, typically including AM/FM radio and cassette player. Manual will not cover infotainment.
Driver Assistance
Era Context:
Driver assistance technologies were virtually non-existent for engines of this period. Focus is on mechanical and electronic engine control.
Connectivity
Era Context:
No vehicle connectivity features relevant to engine operation in the modern sense.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 5,000 - 10,000 km or 6 months (refer to manual for specific recommendation based on usage).
Timing Belt Interval:
Every 80,000 - 100,000 km or 5-7 years (critical for DOHC engines, refer to manual).
Spark Plug Replacement:
Every 30,000 - 50,000 km (depending on plug type).
Fluid Specifications
Engine Oil Type:
API SG or higher, SAE 10W-30 or 10W-40 (refer to manual for exact viscosity and capacity).
Coolant Type:
Ethylene glycol-based antifreeze, 50/50 mix with distilled water.
Brake Fluid:
DOT 3 or DOT 4 (specific requirement in manual).
Power Steering Fluid:
Dexron II/III or equivalent (if power steering equipped).
Known Issues
Oil Consumption:
Can occur with age and mileage, potential piston ring or valve seal wear.
Turbocharger Reliability:
Early turbo systems can be prone to wear if not maintained; proper warm-up and cool-down are crucial.
Timing Belt Tensioner:
Failure of the timing belt tensioner can lead to belt jump or failure, causing severe engine damage.
Head Gasket Failure:
Can occur due to overheating or age, leading to coolant/oil mixing or combustion leaks.
Fuel Injector Clogging:
Can reduce performance and fuel efficiency, especially with older fuel formulations.
Parts Availability
Component Replacement:
Some specialized components may be scarce and require sourcing from specialist suppliers or the used market.
📚 Vehicle History
Brand Heritage
Datsun Legacy:
Datsun's reputation for reliable and performance-oriented engines.
Model Evolution
Fj Series Development:
The FJ series was Nissan's first mass-produced DOHC 4-valve per cylinder engine, a significant technological advancement.
Automotive Significance:
The FJ20 was a key engine in Nissan's performance lineup, powering iconic models and proving competitive in motorsport.
Production
Production Years:
Approximately 1981-1989
Key Vehicles:
Nissan Silvia (CSP311, S110, S12), Nissan Gazelle, Datsun 240RS Rally Car.
🏆 Awards & Recognition
Recognitions
Motorsport Success:
The FJ20 powered numerous successful rally cars, including the Nissan 240RS in the World Rally Championship, highlighting its performance pedigree.
Ratings
Performance Reputation:
Highly regarded by enthusiasts for its robust design and strong performance potential.
Certifications
None Engine Specific:
No specific performance certifications applied to individual engines in this era.

Delivery & file format

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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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