Founded in 1980, Peninsula Diesel is a family-owned and operated Marine Engine Sales & Service Center. A member of ABYC and NMEA specializing in marine engines, transmissions, generators, controls, and other marine systems. A Full Factory Authorized Sales, Service & Warranty Dealer for Caterpillar, Cummins, John Deere, Kohler, MER Equipment, Mitsubishi, Northern Lights, Onan, Scania, Twin Disc, Volvo, Yanmar and others, Peninsula Diesel has been the engine that keeps Monterey, Moss Landing and Santa Cruz Harbor running.

We cover almost every engine manufacturer.

Normally we have to access to more than your average dealership.

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Authorized Dealers

Ready to repower, update or upgrade?

Browse our used and new engine / transmission equipment catalog.