Brand new Cylinder Head Assembly and Cylinder Kit. This Kit includes everything you need to restore your top end. The Cylinder is aluminum with a steel sleeve and includes a cast piston. In addition, our kit has a high-performance top end gasket kit to help your rebuild last longer. The Cylinder Kit includes Cylinder, Piston, Piston Rings, Wristpin, Circlips, Head and Base Gaskets and a Sparkplug. The Cylinder Head includes Valves, Springs, Seals, Rockers and a Camshaft. Best of all, our parts are direct replacements for easy installation. No further work needs to be done to bolt this on. Quality and Performance Guaranteed!.