
ATHENA Top-End Gasket Kit (manufacturer part number P400210600650/1) — a gasket set designed for the refurbishment of the top end. ATHENA is recognized in the thermal world for its engine parts intended for two-stroke and four-stroke engines. This kit gathers the sealing elements necessary after an intervention on the cylinder head or cylinder to restore compliant and secure mounting conditions.
Whether you are changing the cylinder head, reboring, or replacing the base gasket, this kit facilitates reassembly by ensuring clean and sealed mating surfaces. Ideal for workshops and experienced DIYers, it integrates into a serious refurbishment procedure — always check tolerances and associated parts (piston, rings, cylinder head) before assembly.