Segment:
Entry-level sports coupe / Gran Turismo
Target Audience:
Enthusiasts seeking an accessible Porsche experience, aspiring mechanics
Key Competitors:
Datsun 280ZX, Toyota Celica Supra, Mazda RX-7, Ford Capri
Design Philosophy:
Transaxle layout for balanced weight distribution, aerodynamic styling
Manual Value Proposition:
Provides comprehensive, professional-level repair and maintenance information for long-term ownership
Cost Effectiveness:
Eliminates need for expensive dealership or independent specialist repairs for routine tasks
Region:
Global (primarily European and North American market specifications)
Estimated Pages:
Hundreds (specific count not provided, but described as extensive)
Type:
Factory Service Repair Workshop Manual
Accessibility:
Downloadable for computer, tablet, smartphone
Usage License:
Lifetime use, no expiry, no renewal fees
Device Compatibility:
Multi-device (Windows & MAC compatible)
Powertrain:
Engine mechanical, fuel system, ignition system, cooling system, exhaust system
Drivetrain:
Transmission (manual and automatic), clutch, driveshafts, differential
Chassis:
Suspension (front and rear), steering, brakes (hydraulic system, components)
Electrical:
Wiring diagrams, lighting, instrumentation, starting and charging system, accessories
Body:
Body panels, doors, glass, interior trim, body sealing
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, inspections
Repair:
Component removal, installation, overhaul, and adjustment for all major systems
Troubleshooting:
Diagnostic procedures, fault finding, symptom-based repairs
Technical Specifications:
Torque values, clearances, tolerances, fluid capacities, wiring schematics
Diagnostic Capability:
Advanced diagnostics and troubleshooting for complex issues
Rebuild Scope:
Comprehensive rebuild procedures for engine, transmission, and major components
Diagrams:
Highly detailed exploded diagrams
Photos:
Detailed photos illustrating repair steps
Engine Type:
Inline-4 (Volkswagen EA831 derived)
Displacement:
2.0 Liters (1984 cc)
Bore X Stroke:
80.0 mm x 99.3 mm
Compression Ratio:
8.5:1 (standard)
Horsepower:
Approx. 110-125 hp (depending on market and emissions control)
Torque:
Approx. 170 Nm (125 lb-ft)
Fuel Delivery:
Bosch K-Jetronic CIS (Continuous Injection System)
Fuel Type:
Unleaded gasoline (premium recommended)
Cooling Type:
Water-cooled
Ignition Type:
Electronic Ignition
Oil Capacity:
Approx. 4.5 Liters (4.8 US quarts) with filter
Recommended Oil Viscosity:
10W-40 or 15W-40 (refer to manual for ambient temperature variations)
Oil Filter Part Number Example:
Mann W712, Mahle OC11, Bosch 0451103032 (verify for specific model year)
Type:
4-speed manual transaxle (early models)
Type:
3-speed automatic transaxle (e.g., Audi/VW 017)
Layout:
Transaxle (engine at front, gearbox and differential at rear)
Manual Transmission Fluid:
GL-4 SAE 75W-90 or 80W-90 gear oil (verify capacity and specific grade in manual)
Automatic Transmission Fluid:
Dexron II (or equivalent)
Type:
Dry single plate, hydraulically operated
Length:
Approx. 4215 mm (165.9 in)
Width:
Approx. 1685 mm (66.3 in)
Height:
Approx. 1280 mm (50.4 in)
Wheelbase:
Approx. 2400 mm (94.5 in)
Curb Weight:
Approx. 1170-1250 kg (2579-2756 lbs)
Gross Vehicle Weight Rating:
Approx. 1600 kg (3527 lbs)
Trunk Volume:
Moderate, with rear hatchback access
Crash Test Performance:
Older vehicle design, crashworthiness data may be limited by modern standards. Manual would detail structural components.
Braking System:
Front: Ventilated discs, Rear: Drums (early), Rear: Discs (later models/options)
Seat Belts:
3-point inertia reel seat belts
Body Structure:
Reinforced chassis and safety cage construction
Oil Change Interval:
Every 10,000 km (6,200 miles) or annually (refer to manual for precise intervals)
Air Filter Replacement:
Every 20,000 km (12,500 miles) or annually
Fuel Filter Replacement:
Every 20,000 km (12,500 miles) or annually (critical for K-Jetronic system)
Spark Plug Replacement:
Every 20,000-30,000 km (12,500-18,600 miles)
Timing Belt Replacement:
Crucial! Every 50,000-60,000 km (30,000-37,000 miles) or 5 years due to interference engine design. Manual will detail procedures and tensioning.
Coolant Type:
Ethylene glycol based antifreeze mixture (e.g., G11 specification) mixed with distilled water (50/50 ratio)
Brake Fluid Type:
DOT 3 or DOT 4 (verify in manual for system compatibility and moisture absorption)
Power Steering Fluid:
Specify type per manual, often ATF Dexron II or a dedicated hydraulic fluid.
Fuel System:
K-Jetronic system can be sensitive to contamination, aging fuel lines, and worn distributors. Manual provides diagnostic steps.
Timing Belt:
Failure can cause catastrophic engine damage (interference engine). Regular replacement is paramount.
Rear Wheel Bearings:
Can wear, leading to noise or wobble. Manual details inspection and adjustment/replacement.
Rubber Components:
Age-related degradation of bushings, hoses, and seals can occur. Manual guides replacement.
Electrical Connectors:
Corrosion and loose connections can cause intermittent electrical faults. Manual's wiring diagrams are invaluable.
Brand Legacy:
Porsche is renowned for its sports car engineering and racing pedigree.
Development Goal:
To create a more accessible and affordable Porsche model, leveraging Volkswagen engineering.
Major Updates:
Introduction of the 924 Carrera GT, 924 Turbo (931), and 924 S models with increased performance and improved components.
Production Period:
1976-1988
Manufacturing Location:
Neckarsulm, Germany (Volkswagen plant)
Automotive Journalism Reviews:
Generally well-regarded for its handling and Porsche brand prestige, though engine power was often criticized compared to competitors in base form.
Long Term Value:
Considered a classic Porsche and a good entry point for collectors and enthusiasts, especially well-maintained examples.
