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Engine Technical Data
Engine type - Number of cylinders
V 8
V 8
V 8
Engine Code
GM Chevrolet Big Block 454 V8 LS4
GM Chevrolet Big Block 454 V8 LS7
GM Chevrolet Big Block 454 V8 LS5
Fuel type
Petrol
Petrol
Petrol
Fuel System
Rochester Quadrajet Carburetor
Holley 4-barrel Carburetor
Rochester Quadrajet Carburetor
Engine Alignment
Longitudinal
Longitudinal
Longitudinal
Engine Position
Front
Front
Front
Engine displacement
454.2 cu-in / 7443 cm3
454.2 cu-in / 7443 cm3
454.2 cu-in / 7443 cm3
Bore
4.25 inches
108 mm
4.25 inches
108 mm
4.25 inches
108 mm
Stroke
4 inches
101.60 mm
4 inches
101.6 mm
4 inches
101.6 mm
Number of valves
16
16
16
Aspiration
N/A
N/A
N/A
Compression Ratio
8.25
11.25
8.5
Horsepower
270 HP / 274 PS / 202 kW @ 4400 rpm
391 HP / 396 PS / 291 kW @ 4800 rpm
270 HP / 274 PS / 202 kW @ 4000 rpm
Maximum torque
379 lb-ft / 515 Nm @ 2800 rpm
500 lb-ft / 678 Nm @ 3400 rpm
390 lb-ft / 529 Nm @ 3200 rpm
Drive wheels - Traction - Drivetrain
RWD
RWD
RWD
Transmission Gearbox - Number of speeds
4
4
4
Clutch Type
Manual
Manual
Manual
Size, Dimensions, Aerodynamics and Weight
Body
Cabrio
Cabrio
Cabrio
Num. of Doors
2
2
2
Num. of Seats
2
2
2
Wheelbase
97.99 inches / 248.9 cm
97.99 inches / 248.9 cm
97.99 inches / 248.9 cm
Length
185.51 inches / 471.2 cm
182.52 inches / 463.6 cm
182.52 inches / 463.6 cm
Width
69.02 inches / 175.3 cm
69.02 inches / 175.3 cm
69.02 inches / 175.3 cm
Height
47.91 inches / 121.7 cm
47.91 inches / 121.7 cm
47.91 inches / 121.7 cm
Front Axle
58.7 inches / 149.1 cm
58.7 inches / 149.1 cm
58.7 inches / 149.1 cm
Rear Axle
59.49 inches / 151.1 cm
59.41 inches / 150.9 cm
59.41 inches / 150.9 cm
Ground clearance
4.29 inches / 10.9 cm
Front Brakes - Disc dimensions
Vented Discs (11.73 inches / 298 mm)
Discs (11.73 inches / 298 mm)
Discs (11.73 inches / 298 mm)
Rear Brakes - Disc dimensions
Vented Discs (11.73 inches / 298 mm)
Discs (11.73 inches / 298 mm)
Discs (11.73 inches / 298 mm)
Front Tyres - Rims dimensions
GR70/- R15
F70/- R15
F70/- R15
Rear Tyres - Rims dimensions
GR70/- R15
F70/- R15
F70/- R15
Curb Weight
3607 lbs / 1636 kg
3490 lbs / 1583 kg
3501 lbs / 1588 kg
Weight/Power Output Ratio
5.97 Kg/hp
4 Kg/hp
5.8 Kg/hp
Steering
Recirculating bearing ball and nut steering. Hydraulic Power-Steering Optional (code N40)
Recirculating bearing ball and nut steering. Hydraulic Power-Steering Optional (code N40)
Recirculating bearing ball and nut steering. Hydraulic Power-Steering Optional (code N40)
Turning circle
37.1 feet / 11.3 m
37.1 feet / 11.3 m
37.1 feet / 11.3 m
Steering wheel lock-to-lock
3.4 turns
3.4 turns
3.4 turns
Front Suspension
Independent, SLA Type, Coil Springs, Stabilizer Bar (350 V8: 0.8125 in/diam; 454 V8: 0.875 in/diam)
Independent, SLA Type, Coil Springs, Stabilizer Bar (350 V8: 0.75 in/diam; 454 V8: 0.9375 in/diam)
Independent, SLA Type, Coil Springs, Stabilizer Bar (350 V8: 0.75 in/diam; 454 V8: 0.9375 in/diam)
Rear Suspension
Full independent with frame-anchored differencial. 3-Links: tubular axle drive shafts, torque control arms and transverse strut rods. Leaf springs. Stabilizer bar 0.562 in/diam (454 V8 only)
Full independent with frame-anchored differencial. 3-Links: tubular axle drive shafts, torque control arms and transverse strut rods. Leaf springs. Stabilizer bar 0.562 in/diam (454 V8 only)
Full independent with frame-anchored differencial. 3-Links: tubular axle drive shafts, torque control arms and transverse strut rods. Leaf springs. Stabilizer bar 0.562 in/diam (454 V8 only)
Fuel Consumption (Economy), Emissions and Range
Fuel Tank Capacity
18 gallons
68 L
15 UK gallons
20.1 gallons
76 L
16.7 UK gallons
18 gallons
68 L
15 UK gallons