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Product bulletin D2-55

Product bulletin D2-55
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VOLVO PENTA INBOARD DIESEL enhanced yacht comfort The new generation Volvo Penta D2 series is designed to meet the most stringent environmen- Further reduced sound level and low cruising rpm gives quiet 115A alternator with a built-in charging sensor provides rapid charging for onboard electrical The base engine is developed for industrial applications and marinized for the highest marine demands. This guarantees a reliable engine with a long service life. Smooth running with very low vibra- tion levels is achieved through a dynamically balanced design incor- porating a flywheel of high rotating mass and high efficiency rubber The new engine with re-designed combustion chambers and lower en- gether with the new inlet air silencer gives the highest comfort on board. The noise is further reduced by up to 3 dBA from an already low level. The engine's high torque provides excellent operating characteristics to fined spaces. tion and NMEA interface for present- ing engine data on chart plotters. world's most stringent emission legis- lation - US EPA Tier 3. The particulate Service Life The D2-55 is fitted with freshwater cooling as standard. This reduces internal corrosion and enables the engine to maintain a consistent and optimal working temperature under all To avoid galvanic corrosion the en- gine is equipped with a unique elec- trical isolation between engine and Charging capacity The 115A alternator with an electronic sensor makes it possible to use a higher battery capacity and have fully charged batteries on board. Even at idle speed, the alternator gives more than 35A, and at cruising speed it de- Eight matched transmission options are available, each built for durability D2-55 Propeller Shaft Power 2 At calculated propeller load exp 3 hp, metric Torque measured at crankshaft

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Technical description: Engine block and head - Cylinder block and cylinder head manufactured from high grade cast iron. Crankcase features a rigid tunnel block - Chrome molybdenum forged crankshaft, statically and dynamically balanced with integral counterweights. Pistons are cast from high silicon aluminum, are heat treated and fitted with two cast iron, chromium faced compression rings and a - Replaceable, hardened valve seats - Elastic coupling on flywheel Engine mounting - Tuned front and rear cushion-type rubber mounts. Adjustable. Lubrication system - Spin-on fullflow oil filter -...

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