Description
A worn or damaged top end compromises engine efficiency, power output, and reliability. This WSM Top End Kit delivers OEM-quality components engineered to restore your engine to factory specifications—or serve as a foundation for further performance tuning. Whether you’re rebuilding after high-mileage wear or preparing for the next race season, this comprehensive kit eliminates the guesswork of sourcing individual components.
What’s Included:
- Pistons (set)
- Piston rings
- Wrist pins
- Retaining clips
- Needle bearings
- Head gasket
- Base gasket
- Intake gasket
- Exhaust gasket
- Oil filter
Specifications:
- Manufacturer: WSM
- MPN: 54-536-10
- Application: 4-stroke models
- Fitment: Yamaha (specific models)
- Installation: Requires engine disassembly
- Components: Pre-matched set






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