Description
A compromised top end directly kills your engine’s power output and reliability. The WSM Top End Kit delivers factory-precision components engineered to restore—or exceed—OEM performance specifications, whether you’re rebuilding after high-mileage wear or pushing your 4-stroke to the next level. This complete kit eliminates the guesswork of sourcing individual gaskets, seals, and bearings separately, getting you back on track faster.
What’s Included:
- Pistons with rings
- Wrist pins and clips
- Needle bearings
- Head gasket
- Base gasket
- Intake gasket
- Exhaust gasket
- Oil filter
Technical Specifications:
- MPN: 54-226-12
- Oversized .5mm pistons
- Honda 4-stroke applications
- Complete gasket set included
- Bolt-on installation
- OEM-equivalent quality









