Global News

February 28 2006

SX4 WRC concept

ENGINE

Turbocharged
Developed from the J20 engine
Number of cylinders: 4 in line
Aluminium block
Capacity (cc): 1997
Max power (kW(bhp)/rpm): 235kW (320bhp)/4,000-4,500
Max torque (N.m(m.kg)/rpm): 637N.m(65m.kg)/3,000

Distribution

Chain drive DOHC
4 valves per cylinder

Supply

ECU (32bit CPU) for Proto car

Dimensions

Length: 4,125 mm
Width: 1,770 mm
Hight: 1,450 mm
Wheelbase: 2,525 mm

Weight

1,230 kg (minimum authorised)

Wheels

Rims: Tarmac: 8 x 18 inch - gravel: 7 x 15 inch
Tyres: Tarmac: 20/65-18 - gravel: 17/65-15

Transmission

4WD
Carbon three disc clutch
Center: electronic differentials
Front and rear: mecanical differentials
Gearbox with sequential controls on the steering wheel
5 speeds

Front brakes

Tarmac: ventilated discs(dia: 370mm), 8-pot calipers
Gravel: ventilated discs(dia: 304mm), 4-pot calipers

Rear brakes

Tarmac: ventilated discs(dia: 358mm), 4-pot calipers
Gravel: ventilated discs(dia: 304mm), 4-pot calipers
Hydraulic handbrake

Suspension

Front and rear: MacPherson type with coil spring
Reiger Shock Absorbers

Steering

Hydraulic power assisted