Key Specifications

Spec	Value
Production Years	1989-1994
Manufacturer	Dr. Ing. h.c. F. Porsche AG, Stuttgart-Zuffenhausen
Internal Designation	Type 964
Body Styles	Coupe, Targa, Cabriolet, Speedster
Layout	Rear engine, rear-wheel drive (C2) or all-wheel drive (C4)
Platform	Type 964 (evolved from 911 platform)
Wheelbase	2,271 mm
Overall Length	4,250 mm
Overall Width	1,652 mm (standard body), 1,775 mm (Turbo / wide body)
Overall Height	1,310 mm
Front Track	1,379 mm (standard), 1,442 mm (Turbo)
Rear Track	1,374 mm (standard), 1,493 mm (Turbo)
Kerb Weight	1,350 kg (C2), 1,450 kg (C4), 1,470 kg (Turbo)
Fuel Tank Capacity	77 L
Boot Capacity (front)	88 L
Drag Coefficient	0.32

Engine Specifications

Carrera 2 / Carrera 4 — M64/01 (C4) / M64/02 (C2)

Spec	Value
Configuration	Flat-6, air-cooled, horizontally opposed
Displacement	3,600 cc
Bore x Stroke	100.0 mm x 76.4 mm
Compression Ratio	11.3:1
Power	250 hp (184 kW) @ 6,100 rpm
Torque	310 Nm @ 4,800 rpm
Fuel System	Bosch DME (Digital Motor Electronics) sequential fuel injection
Ignition	Dual-plug (12 spark plugs), electronic distributors (2)
Valvetrain	SOHC, 2 valves per cylinder, hydraulic lifters
Valvetrain Drive	Duplex (dual-row) roller chain
Crankcase	Magnesium alloy
Cylinder Heads	Aluminium alloy
Cylinders	Nikasil-coated aluminium (Alusil)
Oil System	Dry sump
Oil Capacity	11.5 L
Cooling	Air-cooled, engine-driven fan with thermostatically controlled oil cooler
Catalytic Converter	Yes (three-way, dual)
Fuel Requirement	98 RON premium unleaded
Redline	6,800 rpm

Turbo 3.3 — M30/69

Spec	Value
Configuration	Flat-6, air-cooled, single turbocharger
Displacement	3,299 cc
Bore x Stroke	97.0 mm x 74.4 mm
Compression Ratio	7.0:1
Power	320 hp (235 kW) @ 5,750 rpm
Torque	450 Nm @ 4,500 rpm
Turbocharger	Single KKK K27
Boost Pressure	0.75 bar
Intercooler	Air-to-air, top-mounted
Fuel System	Bosch CIS-E (K-Jetronic) mechanical fuel injection
Ignition	Single-plug, electronic
Valvetrain	SOHC, 2 valves per cylinder
Oil Capacity	13.0 L
Fuel Requirement	98 RON premium unleaded
Redline	6,750 rpm

Turbo 3.6 — M64/50

Spec	Value
Configuration	Flat-6, air-cooled, single turbocharger
Displacement	3,600 cc
Bore x Stroke	100.0 mm x 76.4 mm
Compression Ratio	7.5:1
Power	360 hp (265 kW) @ 5,500 rpm
Torque	520 Nm @ 4,200 rpm
Turbocharger	Single KKK K27 (revised mapping)
Boost Pressure	0.8 bar
Intercooler	Air-to-air, top-mounted
Fuel System	Bosch DME sequential fuel injection
Ignition	Dual-plug, electronic
Valvetrain	SOHC, 2 valves per cylinder, hydraulic lifters
Oil Capacity	13.0 L
Fuel Requirement	98 RON premium unleaded
Redline	6,600 rpm

Carrera RS — M64/03

Spec	Value
Configuration	Flat-6, air-cooled, naturally aspirated
Displacement	3,600 cc
Bore x Stroke	100.0 mm x 76.4 mm
Compression Ratio	11.3:1
Power	260 hp (191 kW) @ 6,100 rpm
Torque	310 Nm @ 4,800 rpm
Fuel System	Bosch DME (revised mapping)
Ignition	Dual-plug, electronic
Valvetrain	SOHC, 2 valves per cylinder
Modifications vs standard	Revised intake camshafts, lighter flywheel, free-flowing exhaust, revised DME map
Oil Capacity	11.5 L
Fuel Requirement	98 RON premium unleaded
Redline	6,840 rpm

Transmission

Manual — Getrag G50/05 (C2) / G50/01 (C4) / G50/52 (Turbo)

Spec	Value
Type	Manual
Gears	5-speed
Synchromesh	All forward gears (Borg-Warner)
Final Drive Ratio	3.444:1 (C2), 3.333:1 (C4), 3.444:1 (Turbo 3.3), 3.333:1 (Turbo 3.6)
Limited Slip Differential	Optional (mechanical, 20%/40% lock)

Gear Ratios (G50/05, Carrera 2)

Gear	Ratio
1st	3.500
2nd	2.059
3rd	1.407
4th	1.086
5th	0.868
Reverse	2.857

Tiptronic — ZF 4HP22 (C2 only)

Spec	Value
Type	Automatic with manual mode
Gears	4-speed
Torque Converter	Lock-up on 3rd and 4th gears
Final Drive Ratio	3.375:1

AWD System (Carrera 4)

Spec	Value
Type	Permanent all-wheel drive
Default Torque Split	31% front / 69% rear
Variable Distribution	Hydraulically controlled multi-plate clutch, 0-100% to either axle
Transfer Case	Chain-driven, offset front differential
Centre Differential	Planetary gear set with multi-plate clutch lock
Front Differential	Open (no LSD available)
Rear Differential	Open (optional LSD)

Suspension

Component	Front	Rear
Type	Independent, MacPherson strut	Independent, semi-trailing arm
Springs	Coil	Coil
Dampers	Gas-pressurised telescopic (Boge or Bilstein)	Gas-pressurised telescopic (Boge or Bilstein)
Anti-roll Bar	20 mm (standard), 22 mm (RS)	18 mm (standard), 21 mm (RS)

Brakes

Component	Front	Rear
Type	Ventilated disc	Ventilated disc
Disc Diameter	298 mm (standard), 322 mm (Turbo / RS)	299 mm
Calliper	4-piston aluminium (standard), 4-piston aluminium (Turbo)	Single-piston floating
ABS	Standard (Bosch ABS 2)

Steering

Spec	Value
Type	Rack and pinion
Power Assist	Hydraulic (standard on all models)
Turns Lock-to-Lock	3.0
Turning Circle	11.0 m

Wheels and Tyres

Standard (Carrera 2 / Carrera 4)

Spec	Front	Rear
Wheel Size	6J x 16	8J x 16
Tyre Size	205/55 ZR16	225/50 ZR16
Bolt Pattern	5 x 130	5 x 130
Centre Bore	71.6 mm	71.6 mm

Turbo

Spec	Front	Rear
Wheel Size	7J x 17	9J x 17
Tyre Size	205/50 ZR17	255/40 ZR17

Carrera RS (Cup Design)

Spec	Front	Rear
Wheel Size	7J x 17	9J x 17
Tyre Size	205/50 ZR17	255/40 ZR17

Performance

Metric	C2 Manual	C4 Manual	Turbo 3.3	Turbo 3.6	RS
0-100 km/h	5.7 s	5.9 s	5.1 s	4.8 s	5.4 s
0-160 km/h	13.5 s	14.0 s	11.4 s	10.2 s	12.5 s
Top Speed	260 km/h	257 km/h	270 km/h	280 km/h	260 km/h
Quarter Mile	14.0 s	14.3 s	13.2 s	12.6 s	13.6 s

Fuel Economy (Approximate)

Condition	C2 / C4	Turbo
Urban	16-19 L/100 km	19-24 L/100 km
Highway	9-11 L/100 km	11-14 L/100 km
Combined	12-14 L/100 km	14-18 L/100 km

Electrical

Spec	Value
Battery	12V, 63 Ah (75 Ah Turbo)
Alternator	115A (1,610W)
Headlights	Halogen H4 (standard), H1/H4 projector (option)
Ignition	Electronic, dual distributors, 12 spark plugs
Engine Management	Bosch DME (Digital Motor Electronics)
Diagnostic	OBD-I compatible

Dimensions Detail

Measurement	Value
Wheelbase	2,271 mm
Front Overhang	817 mm
Rear Overhang	1,162 mm
Ground Clearance	120 mm (standard), 100 mm (RS)
Front Boot Capacity	88 L

Weights by Variant

Variant	Kerb Weight (kg)
Carrera 2 Coupe (manual)	1,350
Carrera 2 Coupe (Tiptronic)	1,390
Carrera 2 Targa	1,370
Carrera 2 Cabriolet	1,420
Carrera 4 Coupe	1,450
Carrera 4 Targa	1,470
Carrera 4 Cabriolet	1,520
Turbo 3.3	1,470
Turbo 3.6	1,470
RS	1,220
RS America	1,310
Speedster	1,340

Service Intervals

Service Item	Interval
Engine oil and filter	5,000-8,000 km or annually
Distributor drive belt	Every 5-6 years
Spark plugs	30,000 km
Valve adjustment	Not required (hydraulic lifters)
Brake fluid	24 months
Gearbox oil	40,000-60,000 km
Power steering fluid	Check annually, replace as needed
Air filter	20,000 km
Fuel filter	40,000 km
Coolant	N/A (air-cooled)

Production Summary

Variant	Years	Approximate Production
Carrera 2 (all body styles)	1990-1994	~35,000
Carrera 4 (all body styles)	1989-1994	~13,300
Turbo 3.3	1991-1992	~3,660
Turbo 3.6	1993-1994	~1,437
Turbo S	1993	~86
Carrera RS (Euro)	1992-1993	~2,282
RS America	1993-1994	~701
Speedster	1993-1994	~936
Total	1989-1994	~63,762

Colours (Selected Factory Options)

Colour Code	Colour Name
L700	Black
L908	Grand Prix White
L027	Guards Red
L39E	Speed Yellow
LY5T	Maritime Blue
L37U	Midnight Blue Metallic
LM6W	Rubystone Red
L80K	Amazon Green Metallic
LM8V	Amethyst Metallic
L37W	Cobalt Blue Metallic
LY7C	Slate Grey Metallic
L94E	Polar Silver Metallic

Model Variants Summary

Carrera 2 (1990-1994)

Spec	Value
Engine	M64/02, 3,600 cc, 250 hp
Drive	Rear-wheel drive
Gearbox	5-speed G50/05 manual or 4-speed Tiptronic
Body Styles	Coupe, Targa, Cabriolet
Weight	1,350 kg (coupe, manual)

Carrera 4 (1989-1994)

Spec	Value
Engine	M64/01, 3,600 cc, 250 hp
Drive	All-wheel drive (31/69 default split)
Gearbox	5-speed G50/01 manual
Body Styles	Coupe, Targa, Cabriolet
Weight	1,450 kg (coupe)

Turbo 3.3 (1991-1992)

Spec	Value
Engine	M30/69, 3,299 cc turbo, 320 hp
Drive	Rear-wheel drive
Gearbox	5-speed G50/52 manual
Body Style	Coupe (wide body)
Weight	1,470 kg

Turbo 3.6 (1993-1994)

Spec	Value
Engine	M64/50, 3,600 cc turbo, 360 hp
Drive	Rear-wheel drive
Gearbox	5-speed G50/52 manual
Body Style	Coupe (wide body)
Weight	1,470 kg

Carrera RS (1992-1993)

Spec	Value
Engine	M64/03, 3,600 cc, 260 hp
Drive	Rear-wheel drive
Gearbox	5-speed G50/05 manual (close ratio)
Body Style	Coupe (standard body)
Weight	1,220 kg

RS America (1993-1994)

Spec	Value
Engine	M64/02, 3,600 cc, 250 hp
Drive	Rear-wheel drive
Gearbox	5-speed G50/05 manual
Body Style	Coupe (standard body)
Weight	1,310 kg

Speedster (1993-1994)

Spec	Value
Engine	M64/02, 3,600 cc, 250 hp
Drive	Rear-wheel drive
Gearbox	5-speed G50/05 manual
Body Style	Speedster (narrow body or Turbo Look wide body)
Weight	1,340 kg