Marine Inboard Engines
Volvo Penta Marine
D7A TA Series
D8 Series
Volvo Penta D8-450 is an in-line 6-cylinder, 7.7-liter diesel engine using common-rail fuel injection, double overhead camshafts, a twin-entry turbo, and supercharger. This contributes to excellent reliability and long-term durability. The outstanding power-to-weight ratio and low fuel consumption give excellent operating economy.
| D8-450 | D8-510 | D8-550 | |
|---|---|---|---|
| Rated | 2700 | 2850 | 2900 |
| Crankshaft Power, kW (kW) | 331 | t374 | 405 |
| Crankshaft Power, hp (hp) | 450 | 509 | 550 |
| Rating | tRating 3 | Rating 4 | Rating 4 |
| Emission compliance | EPA Tier 3, IMO Nox Tier II | EPA Tier 3, IMO Nox Tier II | tEPA Tier 3, IMO Nox Tier II |
| Number of Cylinders | 6 | 6 | 6 |
| Aspiration | tTwin entry turbo with charge air cooler | tTwin entry turbo with charge air cooler | tTwin entry turbo with charge air cooler |
| High-pressure fuel injection | tCommon-rail fuel injection | Common-rail fuel injection | Common-rail fuel injection |
| Control system | tElectronic Vessel Control | tElectronic Vessel Control | tElectronic Vessel Control |
| Cooling system | tHeat Exchanger Cooling, Keel Cooling | Heat Exchanger Cooling, Keel Cooling | Heat Exchanger Cooling, Keel Cooling |
| Fuel consumption (g/kWh) | 219 | 226 | |
| Displacement (L) | 7.7 | t7.7 | t7.7 |