Volvo Penta 40HP D2 - 40 Diesel Engine Price $9,841 Description : The new Volvo Penta D1 and D2 series are designed with priority for highest comfort onboard. Low cruising rpm gives quiet running and low vibrations, and exhaust emissions are extremely low. size means easy installation, and the 115 A alternator with a built in charging sensor provides rapid charging for onboard electrical needs. Setting a new standard for yacht comfort. The base engine is developed for industrial applications for heavy and medium duty and marinized for the highest marine demands. This guarantees a reliable engine with a long service life. The D1 -13 is fitted with freshwater cooling as standard. This reduces internal corronsion and enables the engine to maintain a consistent and optimal working temperature under all conditions. To avoid galvanic corrosion the engine is equipped with a unique electrical isolation between engine and S drive.