Volvo Penta D4 300 Marine Diesel Engine 300 HP

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- Five bearing crankshaft- Rear end transmissionEngine mounting- Flexible engine mountingLubrication 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 unitFuel 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 alarmAir inlet and exhaust system- Air filter with replaceable insert- Crankcase gases vented into the air inlet- Exhaust elbow or exhaust riser- Turbo charger, freshwater cooled- Loss of sea water alarmCooling system- Thermostatically regulated freshwater cool-ing- Seawater cooled heat exchanger- Coolant system prepared for hot water outlet- Seawater impeller pump- Engine mounted seawater strainerElectrical system- Marine alternator (12V/150A or 24V/80A) prepared for Pulse 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 engineElectronic Vessel Control (EVC)- Fully integrates the engines, electronics and EVC features with Glass Cockpit- Electronic shift and throttle as standard- Electronic steering as option in twin installations- Plug-in connectors- Low speed control as option- Joystick option for twin installation- Autopilot with Joystick Driving as option with twin installation- Support for Easy Connect app- Maintenance Assistant with service alertGear box- Gear box with matched drop center and 8° down angle for compact installation and mini-mum propeller shaft angle. V-drive available.- Bevel gears which results in smooth running at all speeds- Hydraulically operated clutch for smooth shifting- Electrical shifting performed by electromagnetic valves- When under sail propeller shaft can rotate 24 hours without engine start- Seawater-cooled oil cooler- Low speed as optionOption? U.S.C.G./MED (SOLAS)Technical Data:Product designation : D4-300Crankshaft power, kW (hp) : 221 (300)Propeller shaft power, kW (hp) : 212 (289)Engine speed, rpm : 3500Engne displacement, l (in3) : 3.67 (223.7)Engine configuration : in-line 4Aspiration : turbo, after coolerRating : R5Dry weight with ZF68,  kg (lb) : 580 (1279)Dry weight with HS68IV, kg (lb) : 610 (1345)Dry weight with HS68A, kg (lb) : 580 (1279)Dry weight with HS85A, kg (lb) : 605 (1334)Ratio ZF68 : 2.783Ratio HS68IV : 1.992 - 2.477Ratio HS68A : 2.037 - 2.522Ratio HS85A : 2.500Voltage : 12V or 24VEmission compliance : IMO NOx, EU RCD Stage II, US EPA Tier 3Flywheel / flywheel housing : SAE10 /SAE4