clutch PORSCHE 944 1987 1.G User Guide

Engine Design Specifications
Design
Operating cycle
Lubrication
Cylinder block
Cylinder head
Valve operation
Camshaft drive
Crankshaft
Fuel injection 4-cylinder, in-line engine, front mount with two ba
lance-shafts
4-stroke
Pressure oil circulation from oil sump,
full flow filter
Light metal
Light metal
Overhead camshaft
(944 S: 2 overhead camshafts)
Spur belt drive
Forged, 5 main bearings
AFC (Air Flow Control) Power Train
Manual transmission
Gear ratio
1st gear
2nd gear
3rd gear
4th gear
5th gear
Axle ratio Gear ratio 944
3.600:1
2.125:1
1.458:1
1.071:1
0.730:1
3.500:1
3.889:1 Gear ratio 944 S
3.500:1
2.059:1
1.400:1
1.034:1
0.829:1
3.500:1
3.889:1 Gear ratio 944 Turbo
3.500:1
2.059:1
1.400:1
1.034:1
0.829:1
3.500:1
3.375:1
Clutch
Power transmission Single plate dry disc, hydraulically operated
Double constant velocity joints and drive shaft
Automatic transmission 944
Gear ratio 1st gear
2nd gear
3rd gear
Reverse gear
Axle ratio
Clutch 2.714:1
1.500:1
1.000:1
2.429:1
3.455:1
Hydrodynamic torque converter
109

Filling Capacities
Engine oil With filter change approx. 6.34 (Turbo: approx. 6.87) U.S. qts. or 6 (Turbo: approx. 6.5) liters.
Check oil level with dipstick a few minutes after e ngine has stopped. The difference between
the max. and min. marks on the dipstick is approx. 1 U.S. qt. or 1 liter.
Only use brand name oil which has been tested and a pproved by Porsche.
Your authorized Porsche dealer will be glad to advi se you.
Porsche does not recommend the use of oil additives . See also "Engine Oils".
Cooling system with heating
Approx. 8,2 U.S. qts. or 7,8 liters. Factory filled to -31°F (-35°C). Only use phosphate-free
anti-freeze containing ethylene glycol recommended for aluminum engines and radiators.
Manual transmission
Approx. 0.53 U.S. gal. or 2.0 liters. Use hypoid oi l SAE 80 labeled "For Service API/GL4 or
Mil-L 2105".
Automatic transmission with
torque converter Approx. 1.72 U.S. gal. or 6.5 liters ATF Dexron®. At oil c hanges 3 U.S. qts. or 2.8 liters are
required.
Differential of automatic transmission
Approx. 1 U.S. qts. or 1 liter hypoid oil SAE 90 ac cording to API classification GL 5 or
Mil-L 2105 B.
Power steering
Approx. 0.63 U.S. qts. or 0.6 liter ATF Dexron®
Fuel tank Approx. 21.1 U.S. gals, or 80 liters including a re serve of 2.1 U.S. gals, or 8 liters.
Unleaded fuel only! Minimum octane rating 944 91 RO N (87 CLC or AKI ((R+M)/2) rating on fuel
pumps in U.S.A.), 944 S / 944 Turbo 95 RON (90 CLC or AKI ((R+M)/2) rating on fuel pumps in U.S.A.)
Brake fluid Approx. 0.42 U.S. pint or 0.2 liter. Only use brake fluid conforming to specifications
SAE J 1703, DOT 3 or DOT 4.
Windshield and headlight washer system
Approx. 1.59 U.S. gals, or 6.0 liters.
Refrigerant for air conditioning Approx. 33.5 oz or 950 g. Refrigerant R 12 (CCI2F2)
Cooling system mixing chart
(Approximate values)
Anti-freeze-Water
Consult your authorized dealer about
the approved anti-freeze mixtures. Temp, down to
-13° F (-25°C) -23° F (-30° C) -31° F (-35° C)
Anti-freeze
40%
45%
50% Water
60% 55% 50%
Anti-freeze

3.1 liters / 3.3 U.S. qts.3.5 liters / 3.7 U.S. qts.3.9 liters / 4.1 U.S. qts.
Water
4.7 liters / 5.0 U.S. qts.
4.3 liters / 4.5 U.S. qts. 3.9 liters / 4.1 U.S. qts.
110

Transmission Diagram Manual gearbox 944Turbo
125

Gas Station Information Fuses and relays
The fuses are located within the
central electric box at the rear left
of the e
ngine compartment in front of the pivot point for the left windshield wiperarm (under black plastic cover). The use of the
fuses and relays is shown in a
list on the inside of the cover of
the fuses and relays.
Fuel recommendation
944: 91 RON (87 CLC or AKI
((R+M)/2) rating on fuel pumps in
U.S.A.) minimum.
944 S / 944 Turbo: 95 RON (90
CLC or AKI ((R+M)/2) rating on
fuel pumps in U.S.A.)
UNLEADED FUEL ONLY.
Fuel tank capacity: 21.1. U.S.
gals, or 80 liters.
Federal law prohibits use of
leaded fuel in this vehicle. Starting Manual transmission: Only start in Neutral, clutch pedal depressed. Automatic transmission:
Start in Park.
Starting cold or hot engine
Just turn ignition key. No need to
depress accelerator pedal.
Emergency starting
Car must not be started by
pushing or towing.

Seat adjustment

Pull lever in front of seat.
Backrest

Lift lever on side of seatback.
Fuel cap

Located in the right rear panel. To close, turn cap clockwise to stop. 126