Complete new style top end kit to rebuild your Stihl MS261. Cylinder is professionally restored. It has been media blasted, cleaned, honed, and measured for correct clearances. Kit is complete with new (Stihl) piston, rings. pin needle bearing, base and muffler gaskets. Intake manifold, and compression release are included. Exhaust port has been polished to minimize carbon build-up and enhance air flow. Ring end gaps and piston-to-bore clearance have been checked and are as specified by Stihl. Kit is ready to install.