Technical specifications BMW 320si
Motorsport version for the 2006 FIA World Touring Car Championship.
Length: 4,535 mm
Width: 1,845 mm
Height: approx. 1,350 mm
Wheel base: 2,763 mm
Vehicle weight: 1,140 kg (with driver)
Engine type: four-cylinder in-line
Capacity: 1,998 cc
max. output: approx. 275 bhp at approx. 8,400 rpm
max. engine speed: 8,500 rpm (as per regulations)
Cylinder block: aluminium crankcase reinforced with a bedplate
Engine control: BMW Motorsport ECU404
Tank capacity: approx. 45 litres
Fuel: standard fuel, Super Plus unleaded
Chassis/body: unitary construction steel body
Aerodynamic front apron, rear apron, flared front and rear
package: wheel arches made of CRFP/GFRP, rear wings made of aluminium
Front axle: double joint Mc Pherson axle with adjustable anti roll bar
Rear axle: five arms axle with adjustable anti roll bar
Shock absorbers: Sachs with adjustable compression and rebound
Brake system, front: four-piston AP brake callipers, iron brake discs of 332 mm diameter
Brake system, rear: two-piston AP brake callipers, iron brake discs of 280 mm diameter
Wheels: aluminium rims, SA 216 BBS
Seat: Recaro ProRacer HANS
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