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Engine | Straight 4 | V 8 (90º vee) | V 8 (90º vee) | |
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Valve train | Overhead valves | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | |
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Valves | 2 valves per cylinder
8 total valves | 4 valves per cylinder
32 total valves | 4 valves per cylinder
32 total valves | |
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Displacement | 126 cu in | 275 cu in | 207 cu in | |
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Bore x Stroke | 3 in x 3 in
1.04 ratio | 4 in x 3 in
1.16 ratio | 4 in x 2 in
1.49 ratio | |
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Compression ratio | 22.0:1 | | | |
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Maximum power | 60 hp @ 4400 rpm | 465 hp @ 6250 rpm | 500 hp | |
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Maximum torque | 87 ft.lb @ 2500 rpm | 384 ft.lb @ 5750 rpm | | |
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Fuel | Petrol | Petrol | Petrol | |
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Main bearings | 5 | | | |
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Construction | | Aluminium Alloy block &
Aluminium Alloy head | Aluminium block &
Aluminium head | |
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Coolant | Water | | | |