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). |
| Chassis | Monocoque. |
| Wheels/Tires | 7"x15" wheels, 205/50 VR 15 tires |
| Dimensions | Length: 4495mm Width: 1700mm Height: 1375mm Wheelbase: 2610mm 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 |
