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Type | | Fixed-head coupé | Tourer | Single Seater | |  |
Seats | | 2 | 4 | 1 | |  |
Doors | | 2 | | | |
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Top Speed | 75 mph | 149 mph | 30 mph | | |  |
Power-to-weight | | 259.07 hp/ton | 15 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 | V 8 (90.0º vee) | |  |
Valves | | 4 valves per cylinder
16 total valves | | 4 valves per cylinder
32 total valves | |  |
Displacement | 141 cu in | 98 cu in | 147 cu in | 146 cu in | |  |
Bore x Stroke | 3 in x 4 in
0.7 ratio | 3 in x 3 in
0.9 ratio | 3 in x 5 in
0.67 ratio | | |  |
Compression ratio | | 10.0:1 | | | |  |
Maximum power | 70 hp @ 4400 rpm | 250 hp | 12 hp | | |  |
Maximum torque | | 243 ft.lb | | | |  |
Maximum RPM | | | | 18.000 | |  |
Fuel | | Petrol | Petrol | Petrol | |  |
Coolant | | | Water | | |
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Wheelbase | | 97 in | | | |  |
Length | | 147 in | | | |  |
Width | | 66 in | | | |  |
Height | | 54 in | | | |  |
Track | | front: 57 in
rear: 58 in | | | |  |
Ground clearance | | 5 in | | | |  |
Kerb weight | | 2127 lb | 1764 lb | | |  |
Frontal area | | 1.97 | | | |  |
Cx | | 0.35 | | | |  |
Drag coefficient | | 0.69 | | | |  |
Fuel capacity | | 26 US Gal | | | |  |
Luggage Space | | 280 l | | | |
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Engine location | | Front | Front | Middle | |  |
Engine Alignment | | | | Longitudinal | |  |
Wheel Drive | | | Rear wheel drive | Rear wheel drive | |  |
Transmission | 4, Manual
| 6, sequential manual
| 4, Manual
| 7, Manual
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Turns lock-to-lock | | 2.4 | | | |  |
Turning circle | 0 ft | 35 ft | 0 ft | 0 ft | |  |
Brakes | | front: Disc Ventilated rear: Disc with ABS
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