Marine engine cooling system maintenance: Cummins marine engine cooling system maintenance, performed by our trained technicians at, Santa Barbara Marine Diesel Mechanic. servicing, Channel Islands Marina, Ventura Harbor & Santa Barbara Harbor. Cummins Marine Mechanic for the purpose of this maintenance schedule. we will be referencing a, Cummins QSM11. Cooling System – Low profile, heat … Continue reading Cummins marine engine cooling system maintenance