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Type | Fixed-head coupé | Saloon (sedan) | Roadster | | |
Seats | 2 | 4/5 | | | |
Doors | 2 | 4 | 2 | |
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Top Speed | 150 mph | | 162 mph | | |
Standing 1/4 mile | 16.10s | | | | |
Power-to-weight | 249.02 hp/ton | 65.29 hp/ton | 341.67 hp/ton | | |
Specific Output | 0 hp/cu in | 0 hp/cu in | 0 hp/cu in | |
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Engine | V 12 | Straight 4 | V 6 (65º vee) | | |
Valve train | Single overhead camshaft | Single overhead camshaft | Double overhead camshaft (per bank) | | |
Valves | 2 valves per cylinder
24 total valves | 2 valves per cylinder
8 total valves | 2 valves per cylinder
12 total valves | | |
Displacement | 180 cu in | 121 cu in | 121 cu in | | |
Bore x Stroke | 3 in x 2 in
1.24 ratio | 3 in x 3 in
1.01 ratio | 3 in x 2 in
1.51 ratio | | |
Compression ratio | 9.20:1 | 8.00:1 | 11:1 | | |
Maximum power | 254 hp @ 7500 rpm | 79 hp @ 5250 rpm | 205 hp @ 8800 rpm | | |
Maximum torque | | 106 ft.lb @ 3000 rpm | | | |
Fuel | Petrol | Petrol | Petrol | | |
Construction | | | Light alloy block &
Light alloy head | | |
Coolant | Water | Water | | |
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Wheelbase | 94 in | 123 in | 90 in | | |
Length | 174 in | 191 in | | | |
Width | 65 in | 70 in | | | |
Height | 51 in | 58 in | | | |
Track | front: 55 in
rear: 55 in | front: 59 in
rear: 51 in | front: 53 in
rear: 53 in | | |
Ground clearance | 5 in | | | | |
Kerb weight | 2249 lb | 2668 lb | 1323 lb | | |
Weight distribution | 48.00 | | | | |
Fuel capacity | 30 US Gal | 17 US Gal | | |
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Engine location | Front | Front | Rear | | |
Engine Alignment | Longitudinal | | | | |
Wheel Drive | Rear wheel drive | Front wheel drive | | | |
Transmission | 4, Manual
| 4, Manual
| 5, Manual
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Top gear ratio | | 0.85 | | | |
Steering | Worm & Wheel | | | | |
Turning circle | 0 ft | 36 ft | 0 ft | | |
Brakes | front: Disc rear: Disc servo assisted
| | front: Disc rear: Disc
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Wheels | | | front: 5.5 13 rear: 6.5 13
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