Volvo Penta, Mercruiser and more - Marine Parts Express - engines, outdrives, propellers volvo penta, marine part, mercruiser, boat engine, boat motor, Borg Warner, marine exhaust, marine diesel, marine engine, marine transmission, outdrive, Perkins marine, Pleasurecraft, Prop, Propeller Marine Parts Express is the largest retailer of marine engine parts in North America. We specialize in Volvo Penta Volvo Penta engines, outdrives, propellers, and other accessories, but we also carry MerCruiser, PCM, Cummins, Perkins, etc.