Ford Street Sierra (Sapphire) Cosworth specs
|Engine||Cast iron block, aluminum head construction. Longitudinally mounted.
1994 cm3 , water cooled Cosworth YB series. 204 Bhp@6000 rev/min, 290 NM@3500rev/min. Garrett AiResearch T03B oil lubricated, water cooled turbo (0.7 bar max. pressure) and intercooler. 2 OHC belt driven and hydraulic tappets. 4 valves per cylinder (at 45°). Compression ratio 8:1. Oil cooler. Weber-Marelli integral engine management (injection and ignition).
|Transmission||All wheel drive Ferguson layout. Center and rear viscous couplers. Epicyclical center differential with 34-66 % F/R distribution. Final drive ratio 3.62.
Five speed fully synchronized gear box(MT75).
Gear ratios - speed at max. RPM:
1:3.608 - 57 Km/h
2:2.082 - 99 Km/h
3:1.363 - 151 Km/h
4:1 - 206 Km/h
5:0.829 - 233 Km/h
R:3.256Single dry plate power assisted clutch, Ø240mm.
|Suspension||Front: Independent McPherson struts lower control arm (not triangulated!!), coil springs and gas shock absorbers, antiroll bar.
Rear: Independent transverse and longitudinal arms, coil springs and gas shock absorbers, antiroll bar.
|Brakes||Front: Vented disks (283 mm) floating 1 pot calipers.
Rear: Disks (272 mm) floating 1 pot calipers.
Teves ABS (4 sensors).
|Wheels/Tires||7"x15" wheels, 205/50 VR 15 tires|
Front track: 1450mm
Rear track: 1470mm
Laden weight: 1310Kg
|Performance (works)||0-100Km/h acceleration: 6.9S
Max speed: 240Km/h
0-1000m acceleration: 27.5S