Description
A worn or damaged top end directly compromises engine efficiency, compression, and overall reliability. The WSM Top End Kit gives you everything needed for a complete piston and gasket refresh, restoring your engine to factory performance specifications without the downtime of sourcing individual components. Whether you’re rebuilding after hard track use or performing preventative maintenance, this comprehensive kit eliminates guesswork and ensures proper fitment on Polaris 4-stroke models.
What’s Included:
- Forged pistons
- Piston rings (compression and oil control)
- Wrist pins
- Snap clips
- Needle bearings
- Cylinder head gasket
- Base gasket
- Intake manifold gasket
- Exhaust manifold gasket
- Engine oil filter
Technical Specifications:
- Bore size: 1mm oversize
- Fitment: Polaris 4-stroke engines
- OEM equivalent quality
- Manufacturer Part 5431114
- Installation: Professional or advanced DIY
- Includes complete gasket set
