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Type | Saloon (sedan) | | | Fixed-head coupé | Fixed-head coupé | |  |
Seats | 4/5 | | | 2 | 2 | |  |
Doors | 2 | | | 2 | 2 | |
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Top Speed | 62 mph | | | 186 mph | 175 mph | |  |
Power-to-weight | 42.65 hp/ton | | | 410.12 hp/ton | 225.19 hp/ton | |  |
Specific Output | 0 hp/cu in | | | 0 hp/cu in | 0 hp/cu in | |
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Engine | Straight 4 | Straight 4 | Straight 4 | V 8 | V 8 | |  |
Valve train | Overhead valves | | | Double overhead camshaft (per bank) | Single overhead camshaft | |  |
Valves | 2 valves per cylinder
8 total valves | | | 4 valves per cylinder
32 total valves | 2 valves per cylinder
16 total valves | |  |
Displacement | 54 cu in | 119 cu in | 217 cu in | 217 cu in | 338 cu in | |  |
Bore x Stroke | 3 in x 2 in
1.32 ratio | 3 in x 5 in
0.6 ratio | 4 in x 6 in
0.64 ratio | 3 in x 3 in
0.94 ratio | 4 in x 4 in
1.02 ratio | |  |
Compression ratio | 6.50:1 | | | 9.30:1 | 9.00:1 | |  |
Maximum power | 29 hp @ 4000 rpm | | | 454 hp @ 6500 rpm | 304 hp @ 5000 rpm | |  |
Maximum torque | 38 ft.lb @ 2800 rpm | | | 390 ft.lb @ 4000 rpm | 335 ft.lb @ 3750 rpm | |  |
Fuel | Petrol | Petrol | Petrol | Petrol | Petrol | |  |
Coolant | Air | Water | Water | Water | Water | |
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Wheelbase | 80 in | 98 in | 120 in | 98 in | 98 in | |  |
Length | 147 in | | | 161 in | 160 in | |  |
Width | 60 in | | | 79 in | 78 in | |  |
Height | 54 in | | | 44 in | 44 in | |  |
Track | front: 48 in
rear: 47 in | front: 46 in
rear: 46 in | front: 51 in
rear: 51 in | front: 63 in
rear: 65 in | front: 63 in
rear: 65 in | |  |
Kerb weight | 1499 lb | | | 2441 lb | 2976 lb | |  |
Weight distribution | | | | | 45.00 | |  |
Frontal area | | | | 2.04 | | |  |
Cx | | | | 0.70 | | |  |
Drag coefficient | | | | 0.342 | | |  |
Fuel capacity | 8 US Gal | | | | | |
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Engine location | Rear | Front | Front | Middle | Middle | |  |
Engine Alignment | Longitudinal | Longitudinal | Longitudinal | | | |  |
Wheel Drive | Rear wheel drive | Rear wheel drive | Rear wheel drive | Rear wheel drive | Rear wheel drive | |  |
Transmission | 4, Manual
| 4, Manual
| 4, Manual
| 5, Manual
| 5, Manual
| |  |
Top gear ratio | | | | | 0.70 | |  |
Turning circle | 36 ft | 0 ft | 0 ft | 0 ft | 0 ft | |  |
Brakes | front: Drum rear: Drum
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