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Type | Fixed-head coupé | Fixed-head coupé | |  |
Seats | 2 | 2+2 | |  |
Doors | 2 | 2 | |
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Power-to-weight | 346.24 hp/ton | 227.92 hp/ton | |  |
Specific Output | 0 hp/cu in | 0 hp/cu in | |
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Engine | V 12 ( 60.0º vee) | V 8 ( 90.0º vee) | |  |
Valve train | Single overhead camshaft | Overhead valves | |  |
Valves | 2 valves per cylinder
24 total valves | 2 valves per cylinder
16 total valves | |  |
Displacement | 180 cu in | 370 cu in | |  |
Bore x Stroke | 3 in x 2 in
1.24 ratio | 4 in x 4 in
1.13 ratio | |  |
Compression ratio | 9.80:1 | 10.30:1 | |  |
Maximum power | 304 hp @ 7700 rpm | 431 hp @ 6200 rpm | |  |
Maximum torque | | 420 ft.lb @ 4800 rpm | |  |
Maximum RPM | | 6400 | |  |
Fuel | Petrol | Petrol | |  |
Catalytic converter | no | yes | |  |
Main bearings | | 5 | |  |
Construction | | Cast iron block &
Alloy head | |  |
Coolant | Water | Water | |  |
Sump | | Wet sumped | |
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Wheelbase | | 116 in | |  |
Length | 166 in | 198 in | |  |
Width | 69 in | 76 in | |  |
Height | 45 in | 57 in | |  |
Track | | front: 63 in
rear: 63 in | |  |
Ground clearance | | 6 in | |  |
Kerb weight | 1936 lb | 4169 lb | |  |
Weight distribution | | 55.60 | |  |
Frontal area | | 2.35 | |  |
Cx | | 0.83 | |  |
Drag coefficient | | 0.353 | |  |
Fuel capacity | | 19 US Gal | |  |
Luggage Space | | 453.1 l | |
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Engine location | Front | Front | |  |
Engine Alignment | Longitudinal | Longitudinal | |  |
Wheel Drive | Rear wheel drive | Rear wheel drive | |  |
Transmission | 5, Manual
| 5, Automatic
with overdrive
| |  |
Top gear ratio | | 0.83 | |  |
Steering | | Rack & Pinion | |  |
Power Steering | | yes | |  |
Turns lock-to-lock | | 2.75 | |  |
Turning circle | 0 ft | 36 ft | |  |
Brakes | | front: Disc Ventilated rear: Disc Ventilated with ABS servo assisted
| |  |
Brake diameter | | front: 14 in
rear: 14 in
| |  |
Wheels | | front: 9 20 rear: 9 20
| |  |
Tyres | | front: 245/45 R20 rear: 255/45 R20
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