1971 BMW 3.0 CS Automatic E9

This automobile has a 2 door coupé type body with a front mounted engine powering the rear wheels. It forms part of BMW's E9 series. Powering the BMW 3.0 CS is a single overhead camshaft, 3 litre naturally aspirated 6 cylinder engine, with 2 valves per cylinder that develops power and torque figures of 177.5 bhp (180 PS/132 kW) at 6000 rpm and 255 N·m (188 lb·ft/26 kgm) at 3750 rpm respectively. The engine delivers its power through to the wheels via a 3 speed automatic transmission. The quoted kerb weight is 1420 kg. Top claimed speed is 207 km/h or 129 mph.

Pictures

BMW 3.0 CS -
BMW 3.0 CS
Image courtesy of BMW

Key facts

1971 BMW 3.0 CS Automatic E9 information summary

What body style?
2 door fixed-head coupé with 2+2 seats
How long?
4660 mm
How heavy?
1420 kg
What size engine?
3 litre, 2986 cm3
How many cylinders?
6, Straight
How much power?
180 PS / 177.5 bhp / 132 kW @ 6000 rpm
How much torque?
255 Nm / 188 ft.lb / 26 kgm @ 3750 rpm
How fast?
207 km/h, 129 mph

BMW E9 models

2 door fixed-head coupé FR 4M 2495 cm3 150 PS 148 bhp 110 kW 1400 kg
2 door fixed-head coupé FR 4M 3153 cm3 206 PS 203 bhp 151 kW 1270 kg
BMW 3.0 CSL -
2 door fixed-head coupé FR 4M 3003 cm3 200 PS 197 bhp 147 kW 1270 kg
2 door fixed-head coupé FR 4M 2986 cm3 180 PS 177.5 bhp 132 kW 1165 kg

Similar models

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2 door fixed-head coupé FR 5M 3235 cm3 167 PS 165 bhp 123 kW 1559 kg
Fiat 130 Coupe Automatic -
2 door fixed-head coupé FR 3A 3235 cm3 167 PS 165 bhp 123 kW 1600 kg
2 door fixed-head coupé FR 4M 2746 cm3 185 PS 182 bhp 136 kW 1455 kg
2 door fixed-head coupé FR 5M 2746 cm3 185 PS 182 bhp 136 kW 1455 kg
2 door fixed-head coupé FR 4A 2746 cm3 185 PS 182 bhp 136 kW
1971 BMW 3.0 CS Automatic data
bodywork
Body type2+2 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2625 mm 103.3 inches
Track/tread (front) 1446 mm 56.9 inches
Track/tread (rear) 1402 mm 55.2 inches
Length 4660 mm 183.5 inches
Width 1670 mm 65.7 inches
Height 1370 mm 53.9 inches
Ground clearance
length:wheelbase ratio 1.78
Kerb weight 1420 kg 3131 lb
Weight distribution
fuel tank capacity 70 litres 15.4 UK Gal 18.5 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer BMW
Engine code
Cylinders Straight 6
Capacity 3 litre
2986 cc
(182.217 cu in)
Bore × Stroke 89 × 80 mm
3.5 × 3.15 in
Bore/stroke ratio 1.11
Valve gear single overhead camshaft (SOHC)
2 valves per cylinder
12 valves in total
maximum power output
(DIN)
180 PS (177.5 bhp) (132 kW)
at 6000 rpm
Specific output
(DIN)
59.4 bhp/litre
0.97 bhp/cu in
maximum torque
(DIN)
255 Nm (188 ft·lb) (26 kgm)
at 3750 rpm
Specific torque
(DIN)
85.4 Nm/litre
1.03 ft·lb/cu3
Engine construction
sump wet sumped
compression ratio 9:1
Fuel system 2 Zenith 35/40 INAT carburettors
bmep (brake mean effective pressure) 1073.1 kPa (155.6 psi)
Maximum RPM
crankshaft bearings 7
Engine coolant Water
Unitary capacity 497.67 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 207 km/h (129 mph)
Power-to-weight ratio 126.74 PS/tonne (1000 kg)
93.21 kW/tonne (1000 kg)
125 bhp/tonne (1000 kg)
0.06 bhp/lb
Weight-to-power ratio 10.73 kg/kW
17.92 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension I.MS.CS.ARB.
Rear suspension I.STLi.CS.ARB.
Wheel size front 6J x 14 H2
Wheel size rear 6J x 14 H2
Tyres front 195/70 HR 14
Tyres rear 195/70 HR 14
Brakes F/R Di/Di-S
Front brake diameter 272 mm
Rear brake diameter 272 mm
Braked area
Gearbox 3 speed automatic
Top gear ratio 1
Final drive ratio 3.45
general
Carfolio.com ID251482
Production total
Model code
Model family E9
RAC rating 29.5
Insurance classification No information available
Tax band No information available
1971 BMW 3.0 CS Automatic added 2011-08-06.
Last modified 2013-02-28.