🏷️ Basic Information

Make:

Porsche

Model:

964

Model Years Covered:

1989, 1990, 1991, 1992, 1993, 1994

Chassis Code:

964

Generation:

First Generation 964

👋 Introduction

Positioning:

The Porsche 964 represents a pivotal moment in the evolution of the iconic 911, bridging classic design with modern performance and technology. It's positioned as a desirable collector's car and a capable grand tourer.

Competitors:

Competed against high-performance sports cars of its era, including Ferrari 348, Chevrolet Corvette C4 ZR-1, and Lotus Esprit Turbo.

Design Philosophy:

Maintained the traditional Porsche rear-engine layout and silhouette while introducing significant aerodynamic improvements and modernized interior.

Technological Advancements:

Introduction of the new 3.6-liter M64 engine, coil springs replacing torsion bars, optional AWD (Carrera 4), and ABS.

📋 Manual Details

Manual Type:

Workshop Service Repair Manual

Language:

English

Format:

PDF

Page Count:

1332

Delivery Method:

Instant Download

📖 Manual Coverage

Engine:

Complete engine diagnostics, repair, disassembly, and assembly, including cooling system, lubrication, fuel injection, ignition, and emissions control.

Transmission:

Manual and Tiptronic transmission systems: removal, installation, disassembly, assembly, adjustments, and troubleshooting.

Drivetrain:

All-wheel drive system (if applicable), differential, axles, and driveshafts.

Suspension And Steering:

Front and rear suspension components, shock absorbers, springs, control arms, bushings, power steering system, and alignment procedures.

Brakes:

Brake system components (hydraulic and mechanical), ABS, brake fluid, calipers, rotors, pads, and bleeding procedures.

Electrical System:

Wiring diagrams, battery, alternator, starter, lighting, instruments, control modules, diagnostics, and troubleshooting.

Body And Chassis:

Body panels, doors, hood, trunk, interior trim, glass, seals, and chassis repair.

HVAC:

Heating, ventilation, and air conditioning system components, diagnosis, and repair.

Fuel System:

Fuel pump, injectors, fuel lines, fuel tank, and evaporative emissions control.

Exhaust System:

Exhaust manifolds, catalytic converters, mufflers, and exhaust pipes.

Maintenance:

Scheduled maintenance, fluid changes, filter replacements, inspections, and lubrication points.

Diagnostics And Troubleshooting:

Step-by-step diagnostic procedures for identifying common and uncommon issues, symptom-based troubleshooting guides.

Repair And Rebuild:

Detailed instructions for component removal, disassembly, repair, reassembly, and installation.

Adjustments:

Precise adjustment procedures for engine timing, valve clearance, idle speed, and other critical parameters.

Component Replacement:

Guided replacement of all major and minor vehicle components.

Special Tools:

Identification and usage of required special service tools (SSTs).

Depth:

Comprehensive 'bumper-to-bumper' coverage, suitable for professional mechanics and experienced DIY enthusiasts.

Diagrams And Photos:

Abundant pictorial diagrams, exploded views, detailed drawings, and photographs guiding through repair procedures.

Torque Values:

Detailed torque specifications for all fasteners and critical assembly points.

Wear Limits:

Essential wear limits for various components to ensure proper function and longevity.

Precautions And Warnings:

Inclusion of special notes, important points, precautions, DANGER, CAUTION, and NOTE remarks for safe operation and to prevent damage.

📊 Manual Specifications

File Format:

PDF

Printability:

Yes, all pages are printable.

Software Requirement:

Adobe Reader

Operating System Compatibility:

Windows, Mac, and Linux OS

Completeness:

100% complete and intact, no missing/corrupt pages/sections.

⚙️ Engine Specifications

Engine Code:

M64

Engine Type:

Naturally Aspirated Flat-Six (Boxer)

Displacement:

3.6 Liters (3600 cc)

Bore X Stroke:

100.0 mm x 76.4 mm

Horsepower:

Approx. 250 PS (247 hp) for Carrera models, up to 265 PS (261 hp) for Turbo variants.

Torque:

Approx. 310 Nm (229 lb-ft) for Carrera models.

Fuel Delivery:

Bosch Motronic Engine Management with Multi-Point Fuel Injection (MPI)

Type:

Air-cooled (traditional Porsche design, though significantly refined)

ECU:

Bosch Motronic

🔧 Transmission

Type:

5-speed Manual Transaxle (G50 series)

Type:

Tiptronic Automatic Transmission

Clutch:

Hydraulically operated single dry plate clutch.

📐 Dimensions

Length:

Approximately 4250 mm (167.3 in)

Width:

Approximately 1775 mm (69.9 in)

Height:

Approximately 1310 mm (51.6 in)

Curb Weight:

Approximately 1450 kg (3197 lbs) for Carrera 2

Wheelbase:

Approximately 2272 mm (89.4 in)

🛡️ Safety Features

Crash Safety:

While formal crash test ratings were less standardized in the late 80s/early 90s, the 964 featured enhanced safety structures compared to previous generations.

ABS:

Anti-lock Braking System (ABS) was available as an option, standard on later models and Carrera 4.

AWD:

Carrera 4 model featured an all-wheel-drive system for enhanced stability and traction.

Airbags:

Driver's side airbag introduced during the 964's production run.

Seatbelts:

Three-point inertia-reel seatbelts.

💡 Technology Features

Audio System:

Factory-installed premium audio systems (e.g., Blaupunkt) were available, with provisions for CD changers in later models. Manual may cover basic diagnostics.

ABS Availability:

ABS was a significant driver assistance feature, improving braking control and stability, particularly on slippery surfaces.

Climate Control:

Manual or automatic climate control systems were offered, detailed in the manual for diagnosis and repair.

🔧 Maintenance

Oil Change:

Typically every 15,000 km (9,000 miles) or annually, whichever comes first, though the manual will provide precise Porsche recommendations.

Major Service:

Detailed major service intervals for spark plugs, air filters, fuel filters, and belt checks will be outlined in the manual.

Engine Oil:

Specific Porsche-approved synthetic engine oils (e.g., Mobil 1 0W-40 or equivalent) will be detailed, along with capacity.

Brake Fluid:

DOT 4 brake fluid is typically recommended. Manual will specify exact type and change interval.

Transmission Fluid:

Specific gear oil for the manual transaxle and ATF for the Tiptronic will be listed. Capacities will be provided.

Coolant:

Although primarily air-cooled, some components (like oil coolers) may use coolant or specific hydraulic fluids. Manual to specify.

Common Wear Items:

Valve stem seals, oil leaks (especially from the rear main seal and oil cooler lines), cam chain tensioners (early hydraulic type), and driveshaft flex joints (CV boots).

Electrical Gremlins:

Can experience intermittent electrical issues due to age, particularly with window regulators, alarm systems, and certain sensor connections.

Emphasis:

The manual emphasizes respecting service schedules and addressing minor issues promptly to prevent major failures.

📚 Vehicle History

Legacy:

The 964 continues the legacy of the Porsche 911, a lineage tracing back to the 1960s, representing continuous refinement of a legendary sports car formula.

Transition From 930:

Replaced the 930 (911 Turbo) and 911 Carrera (930/965), introducing significant chassis and powertrain updates.

Variations:

Offered in Carrera 2 (RWD), Carrera 4 (AWD), Targa, Cabriolet, and Turbo body styles, with the Turbo version (965) featuring a unique development.

Production Years:

1989-1994

Manufacturing Location:

Zuffenhausen, Stuttgart, Germany

🏆 Awards & Recognition

Automotive Press:

While specific awards are not listed here, the 964 was widely praised by automotive journalists for its driving dynamics, improved refinement, and blend of classic 911 feel with modern capabilities.

Collector Value:

Consistently recognized as a desirable modern classic, with strong collector interest and appreciation in value.