Market Position:
The 1977 Datsun 280Z represented a significant evolution in the Z-car lineage, focusing on increased performance and refinement, targeting enthusiasts seeking a capable and stylish sports coupe.
Competitors 1977:
Competed with vehicles like the Chevrolet Corvette, Porsche 924, and various European sports coupes of the era.
Key Features Vehicle:
Iconic styling, powerful inline-six engine, independent front suspension, rack and pinion steering, fuel injection for improved drivability and efficiency.
Key Features Manual:
Empowers owners for DIY repairs, saves money, provides in-depth technical knowledge, convenient digital access for anytime, anywhere repairs.
Engine Service Repair:
Comprehensive coverage of the L28E engine
Transmission Service Repair:
Details for both manual and automatic transmissions
Brake System:
Diagnosis and repair procedures for front discs and rear drums
Electrical System:
Complete wiring diagrams and component testing
Suspension:
Front independent suspension (MacPherson struts) and rear solid axle
Steering:
Rack and pinion steering system
Cooling System:
Radiator, fan, water pump, and thermostat service
Fuel Injection Fuel System:
Bosch L-Jetronic fuel injection system troubleshooting and repair
Emission System:
Components and service related to emissions control
Engine Control System:
ECU and sensor diagnosis for fuel injection
Chassis Body:
Body panel repair, interior trim, and chassis components
Restraint System:
Seat belts and structural safety aspects
Axle:
Rear axle assembly and differential service
General Maintenance:
Scheduled maintenance, fluid checks, and component inspections
Troubleshooting:
Diagnostic procedures for common and complex issues
Disassembly Reassembly:
Step-by-step instructions for component removal and installation
Refurbishment Renovation:
Guidance on restoring various vehicle components
Technical Depth:
Comprehensive: from basic maintenance to complete engine and transmission rebuilds
Transmission Type Standard:
5-Speed Manual
Transmission Type Optional:
3-Speed Automatic (Model Jatco 3N71B)
Manual Transmission Clutch:
Hydraulically actuated single dry plate clutch
Manual Transmission Fluid:
API GL-4 Hypoid Gear Oil SAE 80W-90 (Check manual for exact spec)
Automatic Transmission Fluid:
Dexron II (or equivalent)
Length:
approx. 163.8 inches (4160 mm)
Width:
approx. 64.2 inches (1630 mm)
Height:
approx. 50.6 inches (1285 mm)
Wheelbase:
approx. 90.7 inches (2300 mm)
Curb Weight:
approx. 2800-3000 lbs (1270-1360 kg), varies by transmission and options
Gross Vehicle Weight Rating:
Typically around 3500 lbs (1588 kg)
Crash Test Ratings:
NHTSA ratings from this era are limited and not directly comparable to modern standards.
Active Safety Features:
Power-assisted front disc brakes, rear drum brakes, responsive steering.
Passive Safety Features:
Steel unibody construction, padded dashboard, energy-absorbing steering column, three-point seat belts.
Oil Change Interval:
Approximately every 3,000 miles or 3 months, or as specified in the manual.
Tune Up Interval:
Recommended every 15,000-20,000 miles, including spark plugs, ignition timing, and fuel mixture adjustment.
Engine Oil Specification:
API SG/SH or higher, SAE 10W-30 or 10W-40 recommended for most conditions (verify with manual).
Coolant Specification:
50/50 mix of ethylene glycol coolant and distilled water.
Brake Fluid Specification:
DOT 3 or DOT 4 (verify with manual).
Common Issues:
Rust (especially wheel arches, sills, and rear valence), fuel injection system issues (e.g., cold start valve, airflow meter), electrical gremlins, worn suspension bushings, aging rubber hoses and seals.
Oil Filter Example:
Wix 51042 or equivalent (verify fitment for L28E)
Air Filter Example:
Part numbers vary by manufacturer; consult manual or parts supplier.
Brand Heritage:
Datsun (later Nissan) has a long history of producing reliable and sporty vehicles, with the Z-car line establishing itself as a global icon of performance and design.
Model Evolution 280Z:
The 280Z was an evolution of the 240Z and 260Z, introduced to meet US emissions regulations and improve drivability with the larger L28 engine and fuel injection.
Production Years S30:
1969-1978 (across all Z variants)
Manufacturing Location:
Japan
