Racing Dynamics K55 Sport Coupe (E31)
Description
The Racing Dynamics K55 coupe was based on the BMW 850Ci, fitted with a 5.0-litre M70 engine, increased in displacement to 5.5 litres, new valves, cam lifters and air intakes. The engine produced 401 hp.
The car was equipped with a 6-speed manual transmission, but for a surcharge you could get a 5-speed automatic.
In addition to engine modifications, the K55 offered various bodywork, suspension, rear end options.
40 K55s were produced for the European market and one in the USA.
Sources
autowp.ru
bimmerfest.ru
bmw-tech.org
bmw3s.ru
otoba.ru
vk.com
Specification
| Bodywork | |
|---|---|
| Years of production |
1991-1994
|
| Produced (pcs.) |
41
|
| Body type |
купе
|
| Number of doors |
2
|
| Number of places |
4
|
| Engine | |
|---|---|
| Engine type |
бензиновый
|
| Engine location |
спереди, продольное
|
| Engine model |
RD K55 (BMW M70B50)
|
| Cylinders |
V12
|
| V-angle |
60°
|
| Cylinder operation |
1-7-5-11-3-9-6-12-2-8-4-10
|
| Capacity (cc) |
5486
|
| Power output (hp / kW /) |
401 /
295 /
|
| at rpm |
5800
|
| Torque (N·m) |
540
|
| at rpm |
4150
|
| Bore (mm) |
84,0
|
| Stroke (mm) |
82,5
|
| Compression |
10,0
|
| Number of valves |
2/24
|
| Valvetrain |
OHC
|
| Block material |
алюминиевый сплав
|
| Fuel system |
впрыск
|
| Fuel system model |
Bosch DME
|
| Turbocharger |
—
|
| Specific | |
|---|---|
| Specific output (hp/litre) |
73,10
|
| Specific output (hp/tonne) |
229,14
|
| Specific output (kg/hp) |
4,36
|
| Specific torque (N·m/litre) |
98,43
|
| Specific torque (N·m/tonne) |
308,57
|
| Transmission | |
|---|---|
| Driven wheels |
задний
|
| Clutch |
однодисковое
|
| Gearbox model |
Getrag
|
| Gearbox |
механическая
|
| Number of speeds |
6
|
| Suspension | |
|---|---|
| Front suspension |
макферсон
|
| Rear suspension |
независимая многорычажная
|
| Elastic elements in front |
пружины
|
| Elastic elements in rear |
пружины
|
| Front anti-roll bar | |
| Rear anti-roll bar | |
| Wheels brand |
Racing Dynamics H2
|
| Wheel size front |
9J×18
|
| Wheel size rear |
10,5J×18
|
| Tyres front |
235/40 R18
|
| Tyres rear |
295/35 R18
|
| Steering | |
|---|---|
| Steering type |
шестерня-рейка
|
| Power steering |
гидравлический
|
| Turning diameter (m) |
11,5
|
| Brakes specs | |
|---|---|
| Brakes front |
дисковые вентилируемые перфорированные
|
| Brakes rear |
дисковые вентилируемые
|
| Front brake diameter (mm) |
332×34
|
| Rear brake diameter (mm) |
324
|
| Disc material |
чугун
|
| Number of caliper pistons (front/rear) |
4/1
|
| Anti-lock braking system |
да
|
| Dimensions and weight | |
|---|---|
| Body |
несущий
|
| Length (mm) |
4780
|
| Width (mm) |
1855
|
| Height (mm) |
1300
|
| Wheelbase (mm) |
2684
|
| Front track (mm) |
1560
|
| Rear track (mm) |
1552
|
| Ground clearance (mm) |
140
|
| Drag coefficien |
0,290
|
| Curb weight (kg) |
1750
|
| Trunk volume max (litre) |
320
|
| Performance specs | |
|---|---|
| Ecological class |
Евро 2
|
| Fuel tank capacity (l) |
90
|
| Fuel type |
Аи-98
|
| Dynamic specs | |
|---|---|
| Acceleration 0-100 kph (s) |
5,7
|
| Acceleration 0-200 kph (s) |
24,4
|
| Acceleration 0-1000 m (s) /kph/ |
25,1 /
|
|---|
| Top speed (kph) |
300
|
|---|---|
| Top speed (mph) |
186
|
| Tags: | |
|---|---|
| Type: | |
| Brand: | |
| Country: |
Post date
28.06.2023
Last modified
28.06.2023
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