Type

4/5S EST

Number of doors

5

Wheelbase

2665 mm 104.9 in

Track: Front

1490 mm 58.7 in

Track: Rear

1445 mm 56.9 in

Length

4845 mm 190.7 in

Width

1760 mm 69.3 in

Height

1375 mm 54.1 in

Length:wheelbase ratio

1.82

Kerb weight

1310 kg 2888 lb

Fuel capacity

59 litres 13 UK Gal 15.6 US Gal

Bore

101.60 mm

Cylinders

S-4

Displacement

2.5 litre2471 cc(150.79 cu in)

Sump

Wet sumped

Compression ratio

8.30:1

Fuel system

Rochester electronic fuel injection

Maximum power(SAE net)

99.4 PS (98.0 bhp) (73.1 kW)@ 4800 rpm

Specific output

39.7 bhp/litre0.65 bhp/cu in

Maximum torque(SAE net)

183.0 Nm (135 ft?�·lb) (18.7 kgm)@ 3200 rpm

bmep

930.7 kPa (135 psi)

Specific torque

74.06 Nm/litre

Manufacturer

GM

Code

LR8

Main bearings

5

Coolant

Water

Bore/stroke ratio

1.33

Unitary capacity

617.75 cc/cylinder

Aspiration

Normal

Compressor type

N/A

Intercooler

None

Catalytic converter

Y

Power-to-weight

74.81 bhp/ton

Engine location

Front

Engine alignment

Transverse

Drive

FWD

Steering

rack & pinion PAS

Suspension

front I.MS.LW.ARB.

Wheels: Front

5?��? x 14

Wheels: Rear

5?��? x 14

Tyres: Front

185/75 R 14

Tyres: Rear

185/75 R 14

Brakes F/R

VeDi/Dr-S

Brake ∅: Front

247 mm

Transmission

3A

Top gear ratio

1.00

Final drive ratio

2.84

RAC rating

25.6

year

1989