Profile: Workhorse Power Products offers replacement parts for Waukesha® natural gas engines. Our replacement parts are designed to meet/exceed OEM specifications and are built to the standards of quality that we require in heavy duty & long life parts. We offer pistons, cam & rocker arm, rod & main bearings, water pump kits, cylinder heads, gasket sets and spark plugs. We offer replacement plugs for various manufacturers. We manufacture many items for the cam & rocker arm assemblies such as cam followers, cam follower kits, and new/rebuilt camshafts. Rod and main bearings are supplied in current & previous configurations. These bearings are updated to include the current specifications supplied by the OEM. We also supply camshaft and crankshaft thrust washers. Water pumps repair kits are available for most VHP water pumps. We can also supply any variation of these kits to suit every need. We have water manifolds for the VHP 12 cylinder engines and a wide variety of thermostats & seals.