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Engine | Straight 4 | Straight 6 | V 8 ( 90.0º vee) | V 8 ( 90.0º vee) | |
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Valve train | Double overhead camshaft (per bank) | Overhead valves | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | |
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Valves | 4 valves per cylinder
16 total valves | 2 valves per cylinder
12 total valves | 4 valves per cylinder
32 total valves | 4 valves per cylinder
32 total valves | |
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Displacement | 98 cu in | 138 cu in | 330 cu in | 305 cu in | |
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Bore x Stroke | 3 in x 3 in
1.04 ratio | 3 in x 3 in
1.04 ratio | 4 in x 4 in
0.85 ratio | 4 in x 4 in
1.04 ratio | |
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Compression ratio | 10.00:1 | 6.80:1 | 8.40:1 | 9.90:1 | |
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Maximum power | 122 hp @ 6500 rpm | 69 hp @ 4000 rpm | 548 hp @ 6250 rpm | 421 hp @ 6800 rpm | |
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Maximum torque | 112 ft.lb @ 4000 rpm | 112 ft.lb @ 2000 rpm | 510 ft.lb @ 4500 rpm | 365 ft.lb @ 4200 rpm | |
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Maximum RPM | | | 6250 | 7000 | |
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Fuel | Petrol | Petrol | Petrol | Petrol | |
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Catalytic converter | no | no | yes | yes | |
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Main bearings | 5 | | | | |
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Construction | | | Cast iron block &
Aluminium head | Aluminium block &
Aluminium head | |
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Coolant | Water | Water | Water | Water | |
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Intercooler | | | yes | | |
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Sump | | | Wet sumped | | |