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Engine | V 12 (180º vee) | V 8 | Straight 6 | |
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Valve train | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | |
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Valves | 4 valves per cylinder
48 total valves | 2 valves per cylinder
16 total valves | 2 valves per cylinder
12 total valves | |
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Displacement | 183 cu in | 288 cu in | 244 cu in | |
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Bore x Stroke | 3 in x 2 in
1.52 ratio | 4 in x 3 in
1.11 ratio | 4 in x 4 in
1.04 ratio | |
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Compression ratio | 11.5:1 | 8.50:1 | 8.80:1 | |
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Maximum power | 450 hp @ 12000 rpm | 335 hp @ 5000 rpm | 286 hp @ 5500 rpm | |
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Maximum torque | | 290 ft.lb @ 4000 rpm | 288 ft.lb @ 3850 rpm | |
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Fuel | Petrol | Petrol | Petrol | |
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Main bearings | | 5 | | |
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Construction | Light alloy block &
Cast iron head | | | |
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Coolant | | Water | Water | |
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Sump | | | Wet sumped | |