BMW 320 SI E90

BMW 320si E90 Technical Specifications

Engine

4-cylinder in line. Displacement: 1,999 cc. Compression ratio: 11:1 (FIA Regulation). Maximum output: 280+ bhp @ 8300 rpm. Maximum torque: 242 nm @ 7250 rpm. Engine management: BMW Motorsport ECU 404. Wet sump lubrication (FIA Regulation).

Transmission

Rear wheel drive. Gearbox: Xtrac 6-Speed Sequential. Clutch: Carbon-fibre twin plate. Mechanical limited slip differential.

Brakes

Front brakes: AP 4 piston callipers, 332 mm steel ventilated discs. Rear brakes: AP 2 piston callipers, 291 mm steel discs.

Chassis

Front suspension: double joint strut, coil springs, gas filled dampers, anti roll bar. Rear suspension: five arm multi link axle, coil springs, gas filled dampers, anti roll bar. Steering: power assisted rack and pinion.

Dimensions

Length: 4535 mm, width: 1845 mm, wheelbase: 2763 mm, minimum weight: 1180 kg (BTCC Regulation).