Convenient one stop shop in a box! Nearly all components required for a complete and professional rebuild. The Vertex Complete Rebuild Kit saves money compared to purchasing items individually! Kit Includes: Vertex Piston Kit (standard compression piston, rings, pin and clips). Premium quality Vertex piston. Complete set of nitride coated or chrome-plated piston rings. Fully case-hardened wrist pin. Circlips. Hot Rods Heavy-duty Crank (stock stroke - includes wrist pin bearing for two strokes). Factory assembled and trued to O.E.M. specifications, Hot Rods cranks will meet or surpass the O.E.M. in performance and durability. Hot Rods Main Bearing / Seal Kit. Like other Hot Rods products, these main bearing and seal kits are built to the highest quality standards that meet or exceed those of the O.E.M.