Description
A complete top-end rebuild demands precision components engineered to exacting tolerances—this kit delivers exactly that. Whether you’re recovering from wear or building toward higher output, WSM’s 75.90 mm top end kit includes every critical component needed for a proper refresh. Trust factory-spec engineering to restore reliability and performance without the guesswork of sourcing parts individually.
- Bore diameter: 75.90 mm
- Pistons: High-performance alloy
- Piston rings: Complete set
- Wrist pins: Precision-machined
- Retaining clips: Included
- Racing needle bearings: Premium grade
- Head gasket: OEM specification
- Base gasket: Included
- Intake gasket: Sealed fit
- Exhaust gasket: Sealed fit
- Fitment: Yamaha specific
- Part number: 010-872-10
- Installation: Professional recommended
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