Refresh your 250cc 2-stroke top end with the VERTEX Cast Replica piston kit, built in original OE form for dependable OEM-style fit and performance. Heat-treated and MoS2 skirt-coated for faster break-in and longer service life.
Rebuild your top end with OEM-style reliability. The VERTEX Top End Piston Kit (Cast Replica) is designed in the original OE form to deliver the fit, function and durability riders expect from a proper engine refresh. With heat treatment and a high-tech molybdenum disulphide skirt coating, it helps reduce friction during break-in and supports longer piston life—ideal when you want consistent performance without guesswork.
Why it helps: A worn piston and rings can lead to power loss, harder starting and increased blow-by. This complete top-end kit provides the critical components you need in one package, making a rebuild faster, simpler and more dependable.