The 635 CSi is a road car from BMW, with rear wheel drive, a front mounted engine and a Paul Bracq-styled 2 door coupé body style.
The 635 CSi forms part of BMW's E24 series.
Power is produced by a single overhead camshaft, 3.4 litre naturally aspirated 6 cylinder engine, with 2 valves per cylinder that provides power and torque figures of 215 bhp (218 PS/160 kW) at 5700 rpm and 315 N·m (232 lb·ft/32.1 kgm) at 4000 rpm respectively.
The power is transmitted to the wheels through a 4 speed automatic gearbox.
With a stated weight at the kerb of 1480 kg, the BMW 635 CSi manages to cover the 0-60 mph sprint in 8.4 seconds and the standing quarter mile in 16.7 seconds.
Maximum speed stated is 216 km/h (134 mph).
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | Paul Bracq | ||
| dimensions & weights | |||
| Wheelbase | 2625 mm | 103.3 inches | |
| Track/tread (front) | 1430 mm | 56.3 inches | |
| Track/tread (rear) | 1460 mm | 57.5 inches | |
| Length | 4815 mm | 189.6 inches | |
| Width | 1725 mm | 67.9 inches | |
| Height | 1365 mm | 53.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.83 | ||
| Kerb weight | 1480 kg | 3263 lb | |
| Weight distribution | |||
| fuel tank capacity | 70 litres | 15.4 [18.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.4 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | BMW | ||
| Engine code | M90 | ||
| Cylinders | Straight 6 | ||
| Capacity | 3.4 litre 3430 cc (209.311 cu in) |
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| Bore × Stroke | 92 × 86 mm
3.62 × 3.39 in |
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| Bore/stroke ratio | 1.07 | ||
| Valve gear | single overhead camshaft (SOHC)
2 valves per cylinder 12 valves in total |
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| maximum power output (DIN) |
218 PS (215 bhp) (160 kW) at 5700 rpm |
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| maximum torque (DIN) |
315 Nm (232 ft·lb) (32.1 kgm) at 4000 rpm |
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| Specific output (DIN) |
46.7 kW/litre 63.6 ps/litre 62.7 bhp/litre 1.03 bhp/cu in |
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| Specific torque (DIN) |
91.84 Nm/litre
1.11 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9.2:1 | ||
| Fuel system | Bosch DME 3 fuel injection | ||
| bmep (brake mean effective pressure) | 1154.1 kPa (167.4 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 7 | ||
| Engine coolant | Water | ||
| Unitary capacity | 571.67 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | |||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 8.4 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | 16.7 s | ||
| Standing kilometre | 29.7 s | ||
| Maximum speed | 216 km/h (134 mph) | ||
| Power-to-weight ratio | Higher is better 147.29 PS/tonne (1000 kg) 0.15 PS/kg 108.33 kW/tonne (1000 kg) 0.11 kW/kg 145.27 bhp/tonne (1000 kg) 0.15 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 9.23 kg/kW 15.42 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | |||
| universal fuel 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 | 3.100 | ||
| Turning circle | 11.70 m | ||
| Front suspension | I.MS.ARB. | ||
| Rear suspension | I.STA.ARB. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | VeDi/Di | ||
| Front brake diameter | 282 mm | ||
| Rear brake diameter | 284 mm | ||
| Braked area | |||
| Gearbox | 4 speed automatic | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 15554 | ||
| Production total | |||
| Model code | |||
| Model family | E24 | ||
| RAC rating | 31.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1986 BMW 635 CSi Automatic added before December 1995. Last modified 2017-08-26. |
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