Mitsubishi 4N15 Specs
Mitsubishi 4N15 engine specs: 149 ci (2.4L), 4-cylinder, 3.3858" bore x 4.1378" stroke, 15.5:1 compression.
Dimensions
| Displacement | 149 ci / 2.4 L |
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| Bore | 3.3858" |
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| Stroke | 4.1378" |
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| Cylinders | 4 |
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| Compression ratio | 15.5:1 |
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| Bore/stroke ratio | 0.818 |
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Construction
| Block material | aluminum |
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| Head material | aluminum |
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| Valvetrain | DOHC |
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| Fuel type | diesel |
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| Advertised HP | 178 hp |
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What these numbers mean
| Bore/stroke character | 0.818 — undersquare — stroke exceeds bore, which favours low-end torque |
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| Mean piston speed at 6,000 RPM | 4,138 ft/min — in the range typical of performance street engines |
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| Displacement per cylinder | 37.3 ci |
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| Static compression | 15.5:1 — high enough that pump premium or better is normally required |
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Vehicles (4)
- L200 Triton
- Pajero Sport
- L200
- Triton
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