
ATHENA Top-End Gasket Kit — manufacturer reference P400210600502. ATHENA is a global reference in the field of thermal groups for 2 and 4-stroke engines. This kit is designed to ensure reliable sealing during a top-end rebuild, which is essential after any work on the cylinder head or cylinder.
Ideal for owners of classic roadsters, this kit facilitates reassembly during an engine overhaul: the cylinder head, gasket surface, and sealing surfaces regain a clean base for proper tightening. Changing the gaskets during an intervention is an essential precaution to limit rework and ensure the engine operates cleanly.
Common compatibilities: HONDA CB 500 K FOUR (CB500) 1971–1973 (verify vehicle compatibility). For any work on the top-end, keep this ATHENA kit handy to approach the service with the right parts and the peace of mind necessary for reassembly.