Porsche 968 Workshop Manual

🏷️ Basic Information

Make:

Porsche

Model:

968

Model Variant:

Coupe, Cabriolet and Club Sport

Production Years Covered:

1992 - 1995

Body Style:

2+2 rear-drive coupe / convertible

👋 Introduction

Target Audience:

Enthusiast drivers seeking a front-engine Porsche with near-911 performance and everyday usability

Segment:

Premium sports coupe

Competitive Advantage:

Low center of gravity from the front-engine layout, transaxle near-50/50 weight balance, and the most powerful 4-cylinder production engine of its era

Key Features:

3.0-liter 16-valve inline-four, 6-speed manual or Tiptronic automatic, rear transaxle for balance

📋 Manual Details

Coverage Areas:

Engine, transmission, driveline, suspension, brakes, electrical, body, climate control and diagnostics

Page Count:

N/A - not specified for this download

Manual Type:

Workshop / service manual

Language:

English

File Format:

PDF

Delivery Method:

Instant download

Binding:

Digital

📖 Manual Coverage

Engine:

Complete teardown, inspection, rebuild and reassembly of the 3.0L M44 inline-four, including timing belt service

Fuel and Ignition:

Bosch Motronic fuel injection diagnosis, testing and repair

Cooling System:

Radiator, water pump, thermostat and coolant flow testing

Clutch:

Hydraulic clutch removal, replacement and adjustment

Manual Transmission:

6-speed transaxle service, oil change and overhaul procedures

Tiptronic Automatic:

Shift unit diagnosis and service where fitted

Driveshaft:

CV joint inspection and replacement

Front Suspension:

MacPherson strut removal, replacement and alignment checks

Rear Suspension:

Transaxle-mounted trailing arm service and Weisseach axle adjustment

Steering:

Power steering rack service and bleed procedures

Brakes:

Disc replacement, caliper rebuild, ABS testing and bleeding

Wheels and Tires:

Sizes, torque specs and alignment specifications

Electrical System:

Wiring, charging, starting and component location charts

Body:

Panel removal, adjustment and corrosion repair

Heating and Air Conditioning:

HVAC diagnosis, refrigerant handling and blower service

Technical Depth:

Torque specs, tolerances, diagnostic tables and special tool references for professional use

Parts Information:

Part numbers and exploded views for wear components

Troubleshooting:

Symptom-based fault-finding tables for major systems

Scheduled Maintenance:

Factory service interval charts

Wiring Diagrams:

Complete circuit diagrams for all electrical systems

📊 Manual Specifications

File Format:

PDF (searchable, bookmarked, zoomable)

Compatibility:

Windows, macOS, Linux, iOS, and Android — any device with a PDF reader

Requirements:

A PDF reader application (e.g. Adobe Acrobat Reader, free)

Searchability:

Fully text searchable for fast lookup of any topic

Print Quality:

High-resolution digital pages, printable at full clarity

Binding Type:

N/A — digital download, no physical binding

Paper Type:

N/A — digital download, no physical paper

⚙️ Engine Specifications

Engine Type:

3.0L inline-four (M44/40), 16-valve DOHC

Displacement:

2,990 cc

Bore x Stroke:

104 mm x 88 mm

Compression Ratio:

11.0:1

Horsepower:

240 hp @ 6,200 rpm (Coupe / Cabriolet)

Torque:

225 lb-ft @ 4,000 rpm

Fuel System:

Bosch Motronic sequential fuel injection

Fuel Requirement:

Premium unleaded

Variator:

Variable valve timing on intake camshaft

🔧 Transmission

Standard Transmission:

6-speed manual transaxle (rear-mounted)

Optional Transmission:

4-speed Tiptronic automatic

Layout:

Front engine / rear transaxle for near 50/50 weight distribution

Features:

Dual-mass flywheel on manual cars; Tiptronic offers manual shift control

📐 Dimensions

Wheelbase:

Approx. 2,400 mm (94.5 in)

Length:

Approx. 4,475 mm (176 in)

Width:

Approx. 1,717 mm (68 in)

Curb Weight:

Approx. 1,370 kg (3,020 lb) for the manual coupe

Note:

Exact figures vary by body style and equipment; verify against factory data plate

🛡️ Safety Features

Crash Test Ratings:

N/A - not officially rated by NHTSA for this model era

Anti-lock Brakes:

4-wheel ABS standard

Passive Restraints:

Driver and passenger airbag

Seatbelts:

3-point belts at all seating positions

Traction:

Optional limited-slip differential (LSD)

Body Construction:

Unitary steel body with front and rear crumple zones

💡 Technology Features

Audio System:

Optional Blaupunkt or Alpine premium audio; manual covers head unit and speaker circuits

Driver Assistance:

None - pre-modern era vehicle; ABS is the only electronic driving aid

Instrumentation:

Full gauge cluster with central tachometer

Climate Control:

Manual or optional air conditioning covered in HVAC section

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 12 months

Timing Belt:

Replace every 60,000 miles - critical for this interference-prone valvetrain

Coolant:

Porsche-approved phosphate-free coolant

Engine Oil:

SAE 15W-40 or per factory chart for climate

Transmission Oil:

Gear oil per factory specification (hypoid API GL-5 class)

Brake Fluid:

DOT 4, flush every 2 years

Spark Plugs:

Replace per interval chart in manual

Common Wear Items:

Timing belt and rollers, water pump, CV boots, clutch assembly and suspension bushings

📚 Vehicle History

Manufacturer:

Porsche AG, Stuttgart, Germany - sports car maker founded in 1931

Model Evolution:

Final evolution of the front-engine transaxle line begun with the 924 and refined through the 944; the 968 shared roughly 20% of parts with the 944 Turbo and its 3.0L engine was derived from the 944 S2 unit

Production Location:

Stuttgart-Zuffenhausen, Germany

Production Run:

1992 - 1995, the last of Porsche's front-engine four-cylinder transaxle cars

🏆 Awards & Recognition

Press Recognition:

Widely praised by period automotive press as one of the best-handling front-engine sports cars of the early 1990s

Engineering Note:

Its 3.0L engine was among the largest-displacement production four-cylinders of its era and the most powerful normally aspirated four-cylinder Porsche had built