Engines & Components

Pit Stop USA has everything you need to build big horsepower and torque for your racing engine. Whether you need a ready to install high performance crate engine, a rotating assembly or top end kit we have you covered. Pit Stop USA offers a huge assortment of aluminum or cast iron cylinder heads and everything you need to upgrade your valvetrain and oiling system. We have a great selection of pistons and piston rings. Check out our wide variety of forged and cast crankshafts, harmonic balancers, connecting rods, pulleys and motor mounts. We have a huge selection of racing engine parts from ARP Fasteners to Chevrolet crate engines and Ford crate engines.