 |
| Engine | | V 12 (180º vee) | V 12 (180º vee) | V 6 (120º vee) | V 6 (120º vee) | |
|
| Valve train | | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | Double overhead camshaft (per bank) | |
|
| Valves | | 4 valves per cylinder
48 total valves | 4 valves per cylinder
48 total valves | 4 valves per cylinder
24 total valves | 4 valves per cylinder
24 total valves | |
|
| Displacement | 91 cu in | 183 cu in | 183 cu in | 91 cu in | 91 cu in | |
|
| Bore x Stroke | | 3 in x 2 in
1.52 ratio | 3 in x 2 in
1.61 ratio | 3 in x 2 in
1.67 ratio | 3 in x 2 in
1.67 ratio | |
|
| Compression ratio | | 11.5:1 | 11.5:1 | 6.7:1 | 7.5:1 | |
|
| Maximum power | 200 hp | 450 hp @ 12000 rpm | 515 hp @ 12300 rpm | 580 hp @ 11000 rpm | 850 hp @ 11500 rpm | |
|
| Fuel | | Petrol | Petrol | Petrol | Petrol | |
|
| Construction | | Light alloy block &
Cast iron head | Light alloy block &
Aluminium head | Light alloy block &
Aluminium head | Light alloy block &
Aluminium head | |
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