ATK® engines are rebuilt to strict OEM specifications using quality name-brand parts. Most engines have a 3-year, Unlimited Mileage Warranty, depending on application. ATK also offers Marine and Heavy Duty engines. All engines listed are sold as Long Blocks. We also offer custom engine rebuilding services for your engine in our own engine rebuilding machine shop.

APM engine kits are packaged with top quality, name-brand components from leading manufacturers. Each engine kit typically contains pistons, rings, rod bearings, main bearings, cam bearings, a complete gasket set, camshaft, lifters, timing set, oil pump, and freeze plugs. Check the product description for a specific list of components included.

APM carries a complete line of heavy-duty gas & diesel engine parts with coverage for Fleet, Agricultural, Industrial, Construction, and Marine applications from leading suppliers, Maxiforce & Clevite. Maxiforce and Clevite replacement parts meet or exceed OEM quality specifications. All parts are in stock and available for fast shipping.