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Type | Single Seater | Fixed-head coupé | |  |
Seats | | 2+2 | |  |
Doors | | 2 | |
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Top Speed | 211 mph | 138 mph | |  |
Acceleration (0-100 km/h) | | 7.50s | |  |
Power-to-weight | 654.76 hp/ton | 162.2 hp/ton | |  |
Specific Output | 0 hp/cu in | 0 hp/cu in | |
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Engine | V 12 (60º vee) | Straight 6 | |  |
Valve train | Double overhead camshaft (per bank) | Single overhead camshaft | |  |
Valves | 4 valves per cylinder
48 total valves | 2 valves per cylinder
12 total valves | |  |
Displacement | 305 cu in | 192 cu in | |  |
Bore x Stroke | 3 in x 3 in
1.24 ratio | 4 in x 3 in
1.06 ratio | |  |
Compression ratio | 11.8:1 | 9.50:1 | |  |
Maximum power | 550 hp @ 8500 rpm | 206 hp @ 5600 rpm | |  |
Maximum torque | | 211 ft.lb @ 4200 rpm | |  |
Fuel | Petrol | Petrol | |  |
Construction | Light alloy block &
Light alloy head | | |  |
Coolant | | Water | |  |
Sump | | Wet sumped | |
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Wheelbase | 94 in | 103 in | |  |
Length | | 182 in | |  |
Width | | 68 in | |  |
Height | | 54 in | |  |
Track | front: 60 in
rear: 59 in | front: 58 in
rear: 56 in | |  |
Kerb weight | 1852 lb | 2800 lb | |  |
Fuel capacity | 32 US Gal | 18 US Gal | |
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Engine location | Rear | Front | |  |
Engine Alignment | | Longitudinal | |  |
Wheel Drive | | Rear wheel drive | |  |
Transmission | 5, Manual
| 4, Manual
| |  |
Top gear ratio | | 1.00 | |  |
Steering | | Recirculating ball | |  |
Power Steering | | yes | |  |
Brakes | front: Disc rear: Disc
| front: Disc rear: Disc servo assisted
| |  |
Brake diameter | | front: 11 in
rear: 11 in
| |  |
Wheels | | front: 7 14 rear: 7 14
| |  |
Tyres | | front: 195/70 R14 rear: 195/70 R14
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