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D2 75
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D2-75 is an in-line 4-cylinder; 2.2-liter; charge air cooled diesel engine using o camdriven, in-line injection pump, one/ freshwater cooling. With low cruising rpm, the engine runs quietly with minimal vibrations. Emission compliance US EPA Tier 3 / EU RCDII - This design allowed the engines to pass and obtain the US Coast Guard approval for use as lifeboat engines. ENGINE BLOCK AND HEAD • Cylinder block and cylinder head manufactured from high grade cast iron. Crankcase features a rigid tunnel block design • Chrome molybdenum forged crankshaft, statically and dynamically balanced with integral counterweights. pistions are cast from high silicon aluminum, are heat treated and fitted with two cast iron, chromium faced compression rings and a single oil ring • Replaceable, hardened valve seats • Elastic coupling on flywheel ENGINE MOUNTING • Flexible engine mounting LUBRICATION SYSTEM • Spin-on fulflow oil filter • Separate oil scavenger pipe • Closed circuit crankcase ventilation • One top and one side oil filling position FUEL SYSTEM • Flange mounted, cam driven in-line injection • Feed pump with hand primer • Spin-on type fine fuel filter • Auxiliary stop button on engine ELECTRICAL SYSTEM • 12V corrosion-protected electrical system • Charging regulator with electronic sensor for voltage drop compensation • Glow plugs for excellent cold starting • Electric starter motor(2.0 kW output) • Electric stop INSTRUMENTS • Start/stop panel • Tachometer with alarms and engine hour counter OPTIONAL EQUIPMENT • Front mounted spraypump kit • Cooling water heater (42 V - 350W) • Certified cold start to minus 30 degrees • Springstarter in combination with electric starter REVERSE GEAR • MS25L - Mechanical drop center with streight output shaft - Ratio 1:2,74 COOLING SYSTEM • Keel cooling (Standard) • Coolant water heater 42 V - 350 W (Option)

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D2-75 BUKH SOLAS MARINE DIESEL ENGINE D2-75 Specifications Engine type Engine duty rating Crankshaft power [hp(kW)] Rpm@full load Compression ratio Emission compliance Electronic engine diagnostic Crankshaft power Calculated propeller load exp. 3.0 Dry weight with gear [kg] Power Crankshaft power Propulsion system Shaft Drive Calculated propeller load exp. 3.0 70 70 As BUKH is always endeavouring to improve the engines, specifications mentioned are subject 90 60 to alterations without previous notice. 60 Crankshaft power Calculated propeller load exp. 3.0 SOLAS approved by Det Norske...

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