Market Position:
The Datsun Fairlady 1600/2000 was a significant model in the Japanese sports car market, offering a compelling blend of performance and affordability, often seen as a precursor to the iconic Z-car series. This manual serves enthusiasts and owners aiming to maintain or restore these classic vehicles.
Competitive Analysis:
Competed against other small European and Japanese sports cars of the era, such as the MG MGB, Triumph Spitfire, and Alfa Romeo Spider, distinguishing itself with Datsun's growing reputation for reliability and value.
Key Features Of Manual:
Genuine factory information, comprehensive coverage of all models and styles for 1968, detailed troubleshooting, extensive illustrations and diagrams, printable format for ease of use in the workshop.
Systems Covered:
General Maintenance, Troubleshooting, Engine Service/Repair, Transmission Service/Repair, Brake System, Wiring Diagram, Electrical System, Suspension, Periodic Lubrication, Steering, Cooling System, Fuel Injection/Fuel System, Emission System, Heater/Air Conditioning, Engine Control System, Chassis/Body, Restraint System, Interior, Differential/Drive, Axle
Procedures Included:
Maintenance, troubleshooting, repair, rebuild, refurbishment, restoration, diagnostic procedures, lubrication, tune-ups, adjustments, replacement, overhaul
Technical Depth:
Comprehensive, step-by-step instructions, detailed illustrations, diagrams, photos, enlarged insets, advanced troubleshooting guide, factory-level diagnostics and repair procedures
Engine Type 1600:
Inline-4 Cylinder, Overhead Valve (OHV)
Displacement 1600:
1595 cc (97.3 cu in)
Bore Stroke 1600:
80.0 mm x 79.0 mm (3.15 in x 3.11 in)
Carburetion 1600:
Twin SU Carburetors (e.g., H-type or HS-type)
Horsepower 1600:
Approx. 90-96 hp @ 6000 rpm (depending on tune and market)
Torque 1600:
Approx. 95-100 lb-ft @ 3600 rpm (depending on tune and market)
Engine Type 2000:
Inline-4 Cylinder, Overhead Camshaft (OHC), 'Z' Series
Displacement 2000:
1982 cc (120.9 cu in)
Bore Stroke 2000:
84.0 mm x 86.0 mm (3.31 in x 3.39 in)
Carburetion 2000:
Twin Hitachi SU-type or Solex Carburetors
Horsepower 2000:
Approx. 130-145 hp @ 6000 rpm (depending on tune and market, often with dual overhead cams on some variations)
Torque 2000:
Approx. 125-135 lb-ft @ 4800 rpm (depending on tune and market)
Fuel System Type:
Dual Carburetor setup, pressurized fuel tank, mechanical fuel pump
Transmission Type:
4-speed Manual (standard), 5-speed Manual (optional on some models/later production)
Clutch Type:
Dry, single-plate, diaphragm spring
Rear Axle:
Limited Slip Differential (LSD) often available as an option
Length Coupe:
Approx. 3,990 mm (157.1 in)
Width Coupe:
Approx. 1,575 mm (62.0 in)
Height Coupe:
Approx. 1,290 mm (50.8 in)
Wheelbase Coupe:
Approx. 2,280 mm (89.8 in)
Length Roadster:
Approx. 3,960 mm (155.9 in)
Width Roadster:
Approx. 1,575 mm (62.0 in)
Height Roadster:
Approx. 1,270 mm (50.0 in)
Wheelbase Roadster:
Approx. 2,280 mm (89.8 in)
Curb Weight:
Approx. 900-1050 kg (1984-2315 lbs), depending on model and equipment
Safety Ratings:
As a vehicle from the 1960s, modern safety rating systems were not applicable. Key safety features were basic for the era.
Active Safety Features:
Four-wheel hydraulic disc brakes (front and rear on some models), effective steering geometry
Passive Safety Features:
Lap belts, padded dashboard, safety glass windshield. Restraint systems are covered in the manual.
Infotainment System:
Basic AM radio (optional), analog gauges for speed, RPM, fuel, oil pressure, water temperature.
Driver Assistance Features:
None; the focus was on driver engagement and mechanical feel.
Engine Oil Change Interval:
Typically every 3,000 miles or 3 months, as specified in the manual. Consult manual for precise intervals based on driving conditions.
Tune Up Interval:
Recommended periodically, often every 6,000-12,000 miles, covering spark plugs, points, condenser, ignition timing, carburetor adjustments.
Transmission Fluid Change Interval:
Refer to manual for specific intervals, typically every 20,000-30,000 miles.
Engine Oil Type:
API SF/CD or equivalent (e.g., SAE 10W-30, 10W-40, or 20W-50 depending on climate). Manual will specify exact grades.
Coolant Type:
Ethylene Glycol based antifreeze (50/50 mixture with distilled water). Manual will provide specific coolant capacity.
Brake Fluid Type:
DOT 3 or DOT 4 Hydraulic Brake Fluid
Transmission Fluid Type:
GL-4 Hypoid Gear Oil (e.g., SAE 80W-90). Manual will provide capacity and specific recommendations.
Differential Fluid Type:
GL-5 Hypoid Gear Oil (e.g., SAE 80W-90 or 90). Manual will provide capacity and specific recommendations.
Known Issues:
Rust (especially body panels, floor pans, and chassis), carburetor tuning and synchronization issues, electrical system gremlins (e.g., aging wiring harnesses, Lucas components on some export models), clutch wear, cooling system leaks (radiator, hoses), ignition system reliability, rear axle seals.
Brand Heritage:
Datsun, later Nissan, established itself as a manufacturer of reliable and affordable vehicles. The Fairlady line represented their entry into the popular sports car segment.
Model Evolution:
The Fairlady was introduced in the early 1960s, evolving from the Datsun Fairlady 1500 (SP210). The 1600 (SP310/SP311) and 2000 (SP311/SR311 with U20 engine) represented significant upgrades in performance and design. The CSP311 coupe offered a more stylish, GT-like experience, while the SP311 roadster provided classic convertible open-air motoring. This generation built upon the foundation of the earlier models and paved the way for the highly successful Datsun 240Z.
Production Years:
Datsun Fairlady 1600/2000: Approximately 1965-1970 (specific 1968 models covered by this manual)
Production Locations:
Japan
