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| Technical Specs of This Model |
| 1. |
Sierra Sapphire RS Cosworth 1987
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| General Information |
| Make |
Ford |
| Model |
Sierra Sapphire RS Cosworth |
| Production Year |
1987 |
| Country |
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| Designer |
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| Production Number |
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| Model Code |
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| Model Family |
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| Chassis and Dimensions |
| Chassis Type |
4/5S SAL |
| Number of Doors |
4 |
| Wheelbase |
2608 mm (102,7 in) |
| Front Track |
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| Rear Track |
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| Length |
4465 mm (175,8 in) |
| Width |
1699 mm (66,9 in) |
| Height |
1377 mm (54,2 in) |
| Ground Clearance |
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| Length / Wheelbase Ratio |
1,71 |
| Weight |
1250 kg (2753,3 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
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| Aerodynamics |
| Drag Coefficient |
0,33 |
| Frontal Area |
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| Cx |
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| Engine Specifications |
| Engine Manufacturer |
Ford / Cosworth |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
DOHC |
| Number of Cylinders and Placement |
S-4 |
| Valves per Cylinder |
4 (Total of 16 Pieces) |
| Engine Displacement |
1993 cc (121,62 cu in) |
| Bore |
90,8 mm (3,57 in) |
| Stroke |
76,95 mm (3,03 in) |
| Bore / Stroke Ratio |
1,18 |
| Unitary Capacity |
498,25 cc/cylinder (30,41 cu in/cylinder) |
| Number of Main Bearings |
5 |
| Compression Ratio |
8 : 1 |
| Fuel System Type |
Bo L-Jet fuel inj. |
| Aspiration Type |
Turbo |
| Compressor Type |
1 Garrett AiResearch T03B turbo |
| Intercooler Type |
Yes |
| Catalytic Converter |
No |
| Maximum Engine Power |
204 HP (152,1 kW) |
| Maximum Engine Power rpm |
6000 d/d |
| Maximum Engine Torque |
277 N.m (204,4 lb.ft , 28,3 kg.m) |
| Maximum Engine Torque rpm |
4500 d/d |
| Engine Torque at Max. Engine Power rpm |
242,1 N.m (6000 d/d) |
| Power / Weight Ratio |
163,2 HP/ton (121,7 W/kg) |
| Power / Engine Displacement Ratio |
102,4 HP/litre (76,3 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
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| 0 - 60 mph |
5,8 s |
| 0 - 100 km/h |
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| 0 - 160 km/h |
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| 80 - 120 km/h (in top gear) |
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| 0 - 400 m Acceleration |
14,4 s |
| 0 - 1000 m Acceleration |
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| Top Speed |
240 km/h (149,2 mph) |
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| Gearbox and Transmission |
| Transmission Type |
5M |
| Top Gear Ratio |
0,8 : 1 |
| Final Drive Ratio |
3,64 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
rack & pinion |
| Steering Turns (lock to lock) |
2,5 |
| Turning Circle Diameter |
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| Suspension (front) |
I.MS.CS.ARB. |
| Suspension (rear) |
I.STA.CS.ARB. |
| Brakes (front/rear) |
VeDi/Di-S-ABS |
| Brake Disc Diameter (front) |
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| Brake Disc Diameter (rear) |
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| Wheels (front) |
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| Wheels (rear) |
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| Tyres (front) |
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| Tyres (rear) |
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