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Type | Fixed-head coupé | Saloon (sedan) | | | | |
Seats | 2 | 4/5 | | | | |
Doors | 2 | | | 0 | |
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Top Speed | 76 mph | 58 mph | 199 mph | | | |
Acceleration (0-100 km/h) | | -1.00s | | | | |
Power-to-weight | 73.6 hp/ton | 38.12 hp/ton | 562.5 hp/ton | | | |
Specific Output | 0 hp/cu in | 0 hp/cu in | | | |
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Engine | Straight 4 | Straight 4 | V 12 | | | |
Valve train | Overhead valves | Side valves | Double overhead camshaft (per bank) | | | |
Valves | 2 valves per cylinder
8 total valves | 2 valves per cylinder
8 total valves | 3 valves per cylinder
36 total valves | | | |
Displacement | 43 cu in | 56 cu in | 242 cu in | | | |
Bore x Stroke | 2 in x 2 in
0.99 ratio | 2 in x 4 in
0.63 ratio | 3 in x 3 in
1.08 ratio | | | |
Compression ratio | 7.35:1 | 6.50:1 | 11.0:1 | | | |
Maximum power | 29 hp @ 5000 rpm | 30 hp @ 4400 rpm | 450 hp @ 8000 rpm | | | |
Maximum torque | 35 ft.lb @ 3000 rpm | | | | | |
Maximum RPM | 5700 | | | | | |
Fuel | Petrol | Petrol | | Electric / Petrol | | |
Main bearings | 3 | 3 | | | | |
Construction | | | Light alloy block &
Light alloy head | | | |
Coolant | Water | Water | | | |
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Wheelbase | 77 in | 89 in | 94 in | 112 in | | |
Length | 110 in | 144 in | 165 in | 204 in | | |
Width | 55 in | 57 in | 71 in | 75 in | | |
Height | 50 in | 62 in | 39 in | 59 in | | |
Track | | front: 45 in
rear: 46 in | front: 59 in
rear: 57 in | front: 63 in
rear: 63 in | | |
Ground clearance | 5 in | | | | | |
Kerb weight | 869 lb | 1735 lb | 1764 lb | | | |
Fuel capacity | 6 US Gal | 7 US Gal | | | |
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Engine location | Front | Front | Middle | | | |
Engine Alignment | Longitudinal | Longitudinal | Longitudinal | | | |
Wheel Drive | Rear wheel drive | Rear wheel drive | Rear wheel drive | | | |
Transmission | 4, Manual
| 4, Manual
| 5, Manual
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Top gear ratio | 1.00 | 1.00 | | | | |
Steering | Worm & Peg | | Rack & Pinion | | | |
Turning circle | 29 ft | 0 ft | 0 ft | 0 ft | | |
Brakes | front: Drum rear: Drum
| front: Drum rear: Drum
| front: Disc Ventilated rear: Disc Ventilated
| front: Disc rear: Disc
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