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Engine | Straight 4 | V 8 (90º vee) | V 12 (60º vee) | V 12 | Straight 8 | | |
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Valve train | Double overhead camshaft (per bank) | | Single overhead camshaft | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | | |
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Valves | 2 valves per cylinder
8 total valves | | 2 valves per cylinder
24 total valves | 3 valves per cylinder
36 total valves | 2 valves per cylinder
16 total valves | | |
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Displacement | 122 cu in | 274 cu in | 201 cu in | 242 cu in | 177 cu in | | |
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Bore x Stroke | 3 in x 4 in
0.93 ratio | 4 in x 3 in
1.16 ratio | 3 in x 2 in
1.31 ratio | 3 in x 3 in
1.08 ratio | 3 in x 4 in
0.68 ratio | | |
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Compression ratio | 7.50:1 | | 9.7:1 | 11.0:1 | 6.3:1 | | |
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Maximum power | 208 hp @ 7000 rpm | 550 hp @ 9000 rpm | 324 hp @ 7500 rpm | 450 hp @ 8000 rpm | 223 hp @ 5800 rpm | | |
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Maximum torque | 167 ft.lb @ 5000 rpm | 406 ft.lb @ 6000 rpm | 231 ft.lb @ 5500 rpm | | | | |
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Fuel | Petrol | Petrol | Petrol | | | | |
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Construction | | | Light alloy block &
Light alloy head | Light alloy block &
Light alloy head | Alloy block &
Alloy head | | |
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Coolant | Water | | | | | | |
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Sump | | | Dry sumped | | | | |