Marine Diesel Sales, Service & Parts

In business for over 65 years, Valley Power Systems is a full service MTU, Detroit Diesel, Northern Lights, and Yanmar Commercial marine power and propulsion distributor. With locations in San Diego, Wilmington (Long Beach/LA Harbor), and San Leandro (Bay Area), our factory-trained and certified service professionals are available to serve the pleasure craft, commercial and military marine markets throughout California and beyond. We provide minor repairs as well as major overhauls, new engine and generator set sales, warranty repairs, 24/7 emergency parts and service support, and a complete parts inventory to keep your vessel up and running.