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Type | Roadster | Convertible (cabrio) | | |
Seats | | | | |
Doors | 2 | 2 | |
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Top Speed | 186 mph | 155 mph | | |
Power-to-weight | 443.18 hp/ton | 223.26 hp/ton | | |
Specific Output | 0 hp/cu in | 0 hp/cu in | |
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Engine | V 12 (60º vee) | V 12 (60º vee) | | |
Valve train | Double overhead camshaft (per bank) | Single overhead camshaft | | |
Valves | 2 valves per cylinder
24 total valves | 2 valves per cylinder
24 total valves | | |
Displacement | 246 cu in | 180 cu in | | |
Bore x Stroke | 3 in x 3 in
1.07 ratio | 3 in x 2 in
1.24 ratio | | |
Compression ratio | 9.2:1 | 9.6:1 | | |
Maximum power | 390 hp @ 7800 rpm | 240 hp @ 7000 rpm | | |
Fuel | Petrol | Petrol | | |
Construction | Light alloy block &
Light alloy head | Light alloy block &
Light alloy head | |
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Wheelbase | 93 in | 102 in | | |
Length | | 173 in | | |
Width | | 65 in | | |
Height | | 55 in | | |
Track | front: 52 in
rear: 51 in | front: 53 in
rear: 53 in | | |
Kerb weight | 1940 lb | 2370 lb | | |
Fuel capacity | | 26 US Gal | |
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Engine location | Front | Front | | |
Engine Alignment | Longitudinal | Longitudinal | | |
Wheel Drive | | Rear wheel drive | | |
Transmission | 4, Manual
| 4, Manual
| | |
Steering | | Worm & Wheel | | |
Brakes | front: Drum rear: Drum
| front: Drum rear: Drum
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