WSM Top End Kit - .5mm - Honda 420 54-231-22
Part Number: 09031481WSM
- SKU:
- 09031481
- UPC:
- 865369265039
- MPN:
- 5423122
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
Description
A worn or damaged top end directly compromises combustion efficiency, power output, and engine reliability—especially critical in high-performance 4-stroke applications where precision tolerances define the difference between a competitive edge and catastrophic failure. The WSM Top End Kit delivers a complete, factory-matched solution that restores or upgrades your Honda 420's peak performance without the downtime of sourcing individual components. This comprehensive kit eliminates guesswork and ensures proper fitment across all wear-prone upper engine assemblies.
What's Included:
- High-quality pistons
- Piston rings
- Piston pins
- Retaining clips
- Needle bearings
- Cylinder head gasket
- Base gasket
- Intake manifold gasket
- Exhaust manifold gasket
- Oil filter
Specifications:
- Manufacturer: WSM
- Part Number: 5423122
- Piston Specification: .5mm oversized
- Application: Honda 420 4-stroke engines
- Fitment: Vehicle-specific
- Installation: Requires professional engine work
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