Athena End Set (fits on Big Bore Gasket setRef : ATH00220A / 1013895

ATHENA Top-End Gasket Kit — manufacturer reference: P400485160183

Specifically developed for the maintenance and rebuilding of top ends, this ATHENA kit is aimed at motocross enthusiasts and workshops that install Big Bore kits. ATHENA, a recognized brand in the world of thermal groups, offers here a set of gaskets designed to ensure the sealing of the upper engine components during a service or preparation.

This kit is suitable for interventions on cylinder heads and cylinders and facilitates the clean and durable installation of top-end components. Ideal for routine maintenance, restoration after disassembly, or the installation of a Big Bore kit, it allows for the restoration of sealing surfaces in accordance with manufacturer specifications.

• Usage: maintenance, top-end service, installation of Big Bore kits
• Universe: Cross / motocross
• Compatibility (examples):
  • YAMAHA YZ 250 (CG23) — 2019
  • YAMAHA YZ 250 (CG20) — 2005
  • YAMAHA YZ 250 (CG17) — 2004

Choosing this kit means opting for parts specifically oriented towards engines and thermal groups, to ensure controlled sealing during any intervention on the top end. Check the reference list and vehicle compatibility before installation.