BUKH D13

Technical description

Engine block and head

• Cylinder block and head made of cast iron
• One-piece cast-iron cylinder head
• Ladder frame fitted to engine block
• Replaceable wet cylinders liners and valve seats/guides
• Drop forged crankshaft with induction hardened bearing surfaces and fillets with seven main bearings
• 4-valve per cylinder layout with overhead camshaft and center position of unit injectors
• Each cylinder features cross-flow inlet and exhaust ducts
• Gallery oil-cooled cast aluminum alloy pistons with three pistons rings
• Rear-end transmission

Engine mounting

• Flexible engine mounting

Lubrication system

• Integrated oil cooler in cylinder block
• Rear positioned twin full flow oil filter of spin-on type and bypass filter

Fuel system

• Electronic high pressure unit injectors
• Gear-driven fuel pump and injection timing
• Electronically controlled central processing system (EMS - Engine Management System)
• Single fine fuel filter of spin-on type

Air inlet and exhaust system

• Twin entry turbo technology with freshwater-cooled charge air cooler
• Air filter with replaceable inserts
• Wet exhaust elbow/riser option

Cooling system

• Seawater-cooled plate heat exchanger
• Coolant system prepared for hot water outlet
• Easily accessible seawater pump in rear end of flywheel housing

Electrical system

• 24V/110A plus an optional extra 24V/110A alternator

Instruments/control

• Complete instrumentation 
• EVC monitoring panels for single or twin installations
• Electronic shift and throttle
• Plug-in connections

Propulsion

• Shaft drive