Two cylinder, four cycle smoothness in a lightweight, compact engineOur newest most compact marine diesel engineThe Westerbeke 12D Two engine has an extremely small envelope (combined length, width, height). This lightweight low profile engine is designed to fit into the smallest of engine compartments. The 12D Two is engineered by Westerbeke, pioneers in marine diesel engines, to provide consistent performance, quietness, durability and above all reliability, year after year.The engine is easy to install, economical to operate, and convenient to service. A full range of options is available allowing you to custom tailor your engine to fit your individual requirements.