Market Segment:
High-performance Sports Car, Luxury Grand Tourer
Key Competitors:
Ferrari 512 BB, Lamborghini Countach, Aston Martin V8 Vantage
Defining Characteristics:
Turbocharged Engine, Iconic Styling, Racing Pedigree, Driver Engagement
Manual Purpose:
To provide comprehensive data, instructions, and methodology for repair and maintenance interventions.
Engine:
3.0L & 3.3L Turbocharged Flat-6
Fuel System:
Bosch K-Jetronic Fuel Injection, Turbocharger System
Transmission:
4-Speed Manual Transaxle (G50-series for later years)
Drivetrain:
Rear-Wheel Drive (RWD)
Suspension:
Independent Front and Rear (Torsion Bar and Trailing Arms)
Brakes:
4-Wheel Disc Brakes (Ventilated), Hydraulic System
Steering:
Rack and Pinion, Mechanical
Electrical System:
12V System, Ignition System, Lighting, Instrumentation, Fuses and Relays
Bodywork:
Chassis, Exterior Panels, Doors, Hood, Trunk, Interior Trim
Heating Cooling:
HVAC System, Engine Cooling System
Maintenance:
Regular Service, Oil Changes, Filter Replacements, Tune-ups
Troubleshooting:
Diagnosis of Common Problems, Electrical Faults, Engine Performance Issues
Repair:
Component Disassembly, Reassembly, Replacement Procedures
Adjustment:
Valve Clearances, Ignition Timing, Fuel Mixture, Clutch Adjustment
Removal Installation:
Engine, Transmission, Suspension Components, Body Panels
Special Tools:
Identification and Usage of Specific Porsche Service Tools
Depth:
Comprehensive (from basic maintenance to complete engine rebuilds and diagnostics)
Print Quality:
Printable, High Resolution
Searchable:
Yes (PDF text search capabilities implied)
Illustrations:
Detailed Pictorial Diagrams, Exploded Views, Photographs
Binding:
Not Applicable (Digital PDF)
Paper Type:
Not Applicable (Digital PDF)
Operating Systems:
Windows, Mac OS, Linux
Required Software:
Adobe Reader
Engine Type:
Air-Cooled, Twin-Turbocharged, Flat-6 (Boxer)
Displacement Early:
3.0 Liters (2994 cc)
Displacement Late:
3.3 Liters (3299 cc)
Horsepower 3.0L:
260 PS (256 hp) at 5500 rpm
Horsepower 3.3L:
300 PS (296 hp) at 5500 rpm
Torque 3.3L:
302 lb-ft (410 Nm) at 4000 rpm
Fuel Delivery:
Bosch K-Jetronic Continuous Injection
Turbocharger System:
Single Turbocharger (3.0L), Twin Turbochargers (later 3.3L models often referred to as 930/33)
Engine Code Examples:
930/30 (3.0L), 930/33 (3.3L)
Length:
Approximately 4215 mm (165.9 in)
Width:
Approximately 1720 mm (67.7 in)
Height:
Approximately 1310 mm (51.6 in)
Curb Weight:
Approximately 1145 - 1250 kg (2524 - 2756 lbs)
Wheelbase:
Approximately 2273 mm (89.5 in)
Crash Test Data:
Limited official crash test data available from this era; designed with robust safety cage and crumple zones for its time.
Braking:
Large Ventilated Disc Brakes with Multi-piston Calipers
Occupant Protection:
Reinforced Chassis, Impact-Absorbing Steering Column, Deeply Padded Dashboard
Audio System:
Period-specific AM/FM radio with cassette player (often Blaupunkt or Becker).
Features:
Basic driver aids; ABS was not standard on all models/years and became more common in later production runs.
Features:
No modern connectivity features (Bluetooth, USB, etc.) were available.
Oil Change Interval:
Typically 3,000-5,000 miles (4,800-8,000 km) or annually, whichever comes first.
Major Service Interval:
Every 12,000-15,000 miles (19,000-24,000 km) for comprehensive checks and adjustments.
Engine Oil Type:
Multi-grade oil, typically SAE 20W-50 or 10W-40, API SF or higher (refer to manual for precise Porsche A40 approval or equivalent).
Brake Fluid Type:
DOT 3 or DOT 4.
Transmission Fluid Type:
GL-4 or GL-5 gear oil (specific viscosity like 75W-90 or 80W-90, refer to manual).
Common Problems:
Turbocharger seal wear, oil leaks (especially from engine case seals), fuel system component degradation, ignition system faults, timing chain tensioner issues, suspension bushing wear.
Specific Care:
Requires meticulous attention to oil levels and cooling system integrity due to air-cooled nature and turbocharging.
Brand Legacy:
Porsche is renowned for its racing heritage and engineering excellence in sports cars.
Development Basis:
Based on the Porsche 911 platform, specifically the G-Series generation.
Turbo Introduction:
The 930 Turbo was Porsche's first production turbocharged road car, introduced in 1975 and significantly updated through the late 70s and early 80s.
Production Period:
1975-1989 (across all generations)
Key Updates During Period:
Engine displacement increase to 3.3L, intercooler introduction, improved braking systems, aesthetic updates.
