Key facts

1975 Porsche 911 Turbo information summary

What body style?
fixed-head coupé with 2+2 seats
How long?
4290 mm
How heavy?
1161 kg
What size engine?
3 litre, 2994 cm3
How many cylinders?
6, Flat
How much power?
274 PS / 270 bhp / 201 kW @ 5800 rpm
How much torque?
353 Nm / 260 / 36 kgm @ 4700 rpm
How quick?
0-60 mph: 5.2 s
How fast?
249 km/h, 155 mph


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Dr. Ing. h.c. F. Porsche AG

1975 Porsche 911 Turbo technical specifications


The Porsche 911 Turbo is a 2 door coupé-bodied car with a rear mounted engine supplying power to the rear wheels.
It's powered courtesy of a dry sumped turbocharged engine of 3 litre capacity. This unit features single overhead camshaft valve gear, 6 cylinder layout, and 2 valves per cylinder. It has an output of 270 bhp (274 PS/201 kW) of power at 5800 rpm, and maximum torque of 353 N·m (260 lb·ft/36 kgm) at 4700 rpm. Lubrication is of the dry sump-type.
The engine transfers its power through to the wheels via a 4 speed manual 'box.
The Porsche 911 Turbo weighs a quoted 1161 kg at the kerb.
Maximum quoted speed is 249 km/h or 155 mph.
1975 Porsche 911 Turbo data
1975 Porsche 911 Turbo data
Body type2+2 seater fixed-head coupé
Number of doors2
dimensions & weights
Wheelbase 2268 89.3
Track/tread (front)
Track/tread (rear)
Length 4290 168.9
Width 1775 69.9
Height 1320 52
Ground clearance
length:wheelbase ratio 1.89
Kerb weight 1161 kg 2560 lb
Weight distribution
fuel tank capacity
Drag coefficient
Frontal area
engine type turbocharged petrol
Engine manufacturer Porsche
Engine code
Cylinders Flat 6
Capacity 3 litre
2994 cc
(182.705 cu in)
Bore × Stroke 95 × 70.4 mm
3.74 × 2.77 in
Bore/stroke ratio 1.35
single overhead camshaft (SOHC)
2 valves per cylinder
12 valves in total
maximum power output
274 PS (270 bhp) (201 kW)
at 5800 rpm
Specific output
90.2 bhp/litre
1.48 bhp/cu in
maximum torque
353 Nm (260 ft·lb) (36 kgm)
at 4700 rpm
Specific torque
117.9 Nm/litre
1.43 ft·lb/cu3
Engine construction
sump dry sumped
compression ratio 6.5:1
Fuel system Bo K-Jet fuel inj.
bmep (brake mean effective pressure) 1481.6 kPa (214.9 psi)
Maximum RPM
crankshaft bearings 8
Engine coolant Air
Unitary capacity 499 cc
Aspiration Turbo
Catalytic converter N
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph 5.2 s
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre 24 s
Maximum speed 249 km/h (155 mph)
Power-to-weight ratio 235.79 PS/g
173.42 kW/g
232.56 bhp/ton
0.1 bhp/lb
Weight-to-power ratio 5.77 kg/kW
9.63 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres per 100km
km per litre
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
Engine position rear
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering rack & pinion
turns lock-to-lock
Turning circle
Front suspension I.TB.W.
Rear suspension I.TB.STW.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R Di/Di
Front brake diameter
Rear brake diameter
Gearbox 4 speed manual
Top gear ratio
Final drive ratio
general ID946
Production total
Model code
Model family
RAC rating 33.6
Insurance classification No information available
Tax band No information available
1975 Porsche 911 Turbo added before December 1995.
Last modified 2013-02-28.

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1975 Porsche 911 Turbo

World Car Specifications