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| General Information |
| Make |
BMW |
| Model |
635 CSi |
| Production Year |
1981 |
| Country |
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| Designer |
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| Production Number |
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| Model Code |
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| Model Family |
E24 |
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| Chassis and Dimensions |
| Chassis Type |
2+2 FHC |
| Number of Doors |
2 |
| Wheelbase |
2625 mm (103,3 in) |
| Front Track |
1430 mm (56,3 in) |
| Rear Track |
1464 mm (57,6 in) |
| Length |
4755 mm (187,2 in) |
| Width |
1753 mm (69 in) |
| Height |
1384 mm (54,5 in) |
| Ground Clearance |
140 mm (5,5 in) |
| Length / Wheelbase Ratio |
1,81 |
| Weight |
1427 kg (3143,2 lb) |
| Weight Distribution (front/rear) |
%57 / %43 |
| Fuel Capacity |
70 litre (15,4 Imp gal , 18,5 US gal) |
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| Aerodynamics |
| Drag Coefficient |
0,4 |
| Frontal Area |
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| Cx |
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| Engine Specifications |
| Engine Manufacturer |
BMW |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
cast iron block & aluminium alloy head |
| Coolant Type |
Water |
| Engine Type |
SOHC |
| Number of Cylinders and Placement |
S-6 |
| Valves per Cylinder |
2 (Total of 12 Pieces) |
| Engine Displacement |
3430 cc (209,31 cu in) |
| Bore |
92 mm (3,62 in) |
| Stroke |
86 mm (3,39 in) |
| Bore / Stroke Ratio |
1,07 |
| Unitary Capacity |
571,67 cc/cylinder (34,89 cu in/cylinder) |
| Number of Main Bearings |
7 |
| Compression Ratio |
10 : 1 |
| Fuel System Type |
Bo Mot fuel inj. |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
215 HP (160,3 kW) |
| Maximum Engine Power rpm |
5200 d/d |
| Maximum Engine Torque |
310 N.m (228,8 lb.ft , 31,6 kg.m) |
| Maximum Engine Torque rpm |
4000 d/d |
| Engine Torque at Max. Engine Power rpm |
294,4 N.m (5200 d/d) |
| Power / Weight Ratio |
150,7 HP/ton (112,4 W/kg) |
| Power / Engine Displacement Ratio |
62,7 HP/litre (46,7 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
5,2 s |
| 0 - 60 mph |
6,9 s |
| 0 - 100 km/h |
7,3 s |
| 0 - 160 km/h |
18,3 s |
| 80 - 120 km/h (in top gear) |
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| 0 - 400 m Acceleration |
15,2 s @ 148 km/h (92 mph) |
| 0 - 1000 m Acceleration |
27,9 s @ 187 km/h (116 mph) |
| Top Speed |
225 km/h (139,8 mph) |
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| Gearbox and Transmission |
| Transmission Type |
5M |
| Top Gear Ratio |
0,81 : 1 |
| Final Drive Ratio |
3,07 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
recirculating ball VPAS |
| Steering Turns (lock to lock) |
3,5 |
| Turning Circle Diameter |
11,2 m (36,7 ft) |
| Suspension (front) |
I.MS.CS. |
| Suspension (rear) |
I.STA.CS. |
| Brakes (front/rear) |
VeDi/Di-S-ABS |
| Brake Disc Diameter (front) |
282 mm |
| Brake Disc Diameter (rear) |
284 mm |
| Wheels (front) |
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| Wheels (rear) |
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| Tyres (front) |
Michelin TRX 220/55 VR 390 |
| Tyres (rear) |
Michelin TRX 220/55 VR 390 |
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