| Number of cylinders |
4 |
| Cylinder arrangement |
Vertical in-line |
| Cycle |
4-stroke |
| Induction system |
Naturally aspirated |
| Combustion system |
Direct injection |
| Cooling system |
Fresh water heat exchanger or adapted for keel cooling |
| Displacement |
3.99 litres (243 cu.in.) |
| Bore and stroke |
100.0 mm (3.937 in) x 127.0 mm (5.0 in) |
| Compression ratio |
16.0:1 |
| Direction of rotation |
Clockwise viewed from front |
| Firing order |
1, 3, 4, 2 |
| Total lubrication oil system capacity |
8.1 litres (l.78 UK gal) |
| Coolant capacity(heat exchanger cooled) |
18 litres (3.96 UK gal) |
| Total weight (dry) |
427.2 kg (942 Ibs) |
| Total weight (wet) |
447.6 kg (987 Ibs) |
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