Volvo Penta D6 380 DPI Diesel Engine – 380 HP Aquamatic Sterndrive Marine Propulsion

Volvo Penta Aquamatic Sterndrive D6-DPI is a totally integrated package, powered by the in-line 6-cylinder, 5.5-liter, common-rail diesel engine with double overhead camshafts, turbo, and supercharger. Working together with the perfectly matched DPI DuoProp, the package offers exceptional diesel performance combined with low emissions.

- Totally integrated system, from helm to propeller
- Solid and robust engine design
- Electronically controlled common-rail injection system
- Electronic Vessel Control
- Electronic shift and throttle

Technical description:

Engine block and head
- Cylinder block and cylinder head made of cast iron
- Ladder frame fitted to engine block
- 4-valve technology with hydraulic lash adjusters
- Double overhead camshafts
- Oil-cooled pistons with two compression rings and one oil scraper ring
- Integrated cylinder liners
- Seven bearing crankshaft
- Rear end camshaft transmission

Engine mounting
- Flexible engine mounting

Lubrication system
- Replaceable separate full-flow and by-pass oil filter
- Seawater cooled tubular oil cooler
- Oil level and oil temperature sensors
- Crankcase oil separator, maintenance free unit

Fuel system
- Common rail injection system, 2000 bar
- Electronically controlled central processing system (EMS – Engine Management System)
- Fuel pressure sensor that indicates clogging in fuel filters
- Single fine fuel filter of spin-on type, with water separator and water in fuel alarm

Air inlet and exhaust system
- Belt driven compressor with silencer as option (not on 300 hp and 340 hp)
- Air filter with replaceable insert
- Crankcase gases vented into the air inlet
- Exhaust elbow or exhaust riser
- Turbocharger, freshwater cooled
- Loss of seawater alarm

Cooling system
- Thermostatically regulated freshwater cooling
- Seawater cooled tubular heat exchanger
- Coolant system prepared for hot water outlet
- Seawater impeller pump
- Engine mounted seawater strainer

Electrical system
- Marine alternator (12V/150A or 24V/80A) prepared for Puls Width Modulation (PWM)
- Automatic fuses for engine, transmission and EVC
- Auxiliary stop switch in front of engine
- Engine available as 12V or 24V
- Power connections and fuses co-located in one connection box on engine

Electronic Vessel Control (EVC)
- Fully integrates the engines, electronics and EVC features with Glass Cockpit
- Steer-by-wire for single and twin installations
- Electronic shift and throttle as standard
- Low speed control as standard
- Joystick option for twin installation
- Autopilot with Joystick Driving as option
- Dynamic Positioning System as option for twin installation
- Support for Easy Connect app
- Maintenance Assistant with service alert

Drive
- Complete with transom shield, and installation components
- Max tilt angle 45° (adjustable)
- Protective aluminum anodes to prevent corrosion
- Built in kick-up function to reduce possible damage, in the event the drive strikes an underwater object
- Power Trim with one button operation in twin installation
- Fully integrated water inlet and exhaust system
- Hydraulic gear shift system with low speed mode as standard
- Water in oil sensor
- Low oil level sensor
- Compatible with 12V or 24V
- H-series propellers, isolated to prevent corrosion and with line cutters as standard
- Water in bellow sensor
- Hydraulic trim and steering system oil filled at delivery
- Oil filter for improved service life

Option
- U.S.C.G./MED (SOLAS) available as option

Technical Data:

Product designation : D6-380 A
Crankshaft power, kW (hp) : 280 (380)
Propeller shaft power, kW (hp) : 269 (366)
Engine speed, rpm : 3500
Engine displacement, l (in3) : 5.50 (335.6)
Engine configuration : in-line 6
Aspiration : turbo, after cooler, compressor
Rating : R4
Dry weight with DPI, kg (lb) : 770 (1698)
Propeller series : H2 - H10
Ratio : 1.69:1
Voltage : 12V or 24V
Emission compliance : IMO NOx, EU RCD Stage II, US EPA Tier 3
Speed range, kn : 25 - 50