Cummins 6CT8.3-GM115

Robust in-line six cylinder designed for high hour marine applications. Single piece crossflow cylinder head for maximum durability and optimized combustion. Replaceable wet cylinder liners offer longer life and lower rebuild cost. In-line fuel pump operates at high injection pressures for cleaner combustion and lower emissions. Single loop keel cooling or engine mounted heat exchanger system available for simplified installation. Optional fan drive for radiator applications.