Description
Whether you’re prepping for race day or executing a midseason engine refresh, the ATHENA Top End Gasket Kit ensures a reliable seal on critical combustion surfaces while giving you the flexibility to run either pump gas at stock compression or premium race fuel at elevated compression ratios. This kit is engineered for riders who demand precision and consistency—eliminating guesswork and potential leak points when you’re tuning performance parameters. Built for pro, semi-pro, and amateur competitors alike, it’s the foundation of a bulletproof top-end assembly.
- Honda-specific fitment
- MPN: P400210600256
- Top end gasket set
- Dual fuel compatibility
- Stock/race compression ready
- Excludes valve stem seals
- Excludes rubber components
- Excludes fiber gaskets
- Professional-grade materials
- Bolt-on installation
- Race-proven reliability






