Marine Inboard Engines
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.
Product Highlights
- The common-rail technology means minimal vibrations and low noise levels. The wide rpm range provides smooth handling during both acceleration and cruising.
- This engine is perfect for applications that require low weight with high power in order to achieve peak performance, often in demanding conditions.
- The unique marine torque of the Volvo Penta diesel engines stands out among the competition by offering increased load-carrying capability, rapid acceleration, and the ability to maintain a high cruising speed, irrespective of load or sea state
- The high-tech fuel injection system together with the light and compact dimensions help make the engine highly fuel efficient. The control unit monitors several parameters to reduce the overall fuel consumption.
Specifications
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 |