
ATHENA Top-End Gasket Kit (manufacturer part number P400485620171) — A kit designed for the maintenance and refurbishment of the top end. ATHENA, a recognized brand in the world of thermal units for 2T and 4T, provides a solution aimed at restoring the sealing of the gasket surfaces after any mechanical intervention on the cylinder head or cylinder.
This top-end gasket kit is intended for riders who are overhauling their engine and want to achieve reliable sealing between the cylinder head, base, and upper components. Replacing the gaskets during disassembly is essential to prevent oil or coolant leaks and to ensure a clean and durable assembly.
Common applications (examples): YAMAHA FJR 1300 AS / AE (2019–2020) — particularly suitable for roadsters and sport touring bikes where good sealing condition is essential for daily reliability or travel. Check compatibility with your machine before ordering.