Vertex Complete Engine Rebuild Kit WR101-158 — KTM 50 SX 2009-2012

Vertex Complete Engine Rebuild Kit WR101-158 — KTM 50 SX 2009-2012

Product Description

Get your KTM 50 SX back on the track with the Vertex WR101-158 Complete Engine Rebuild Kit. This package eliminates the guesswork and sourcing time of a full engine overhaul, bundling components from Vertex and Hot Rods into a single, comprehensive box.

Designed for performance, this kit includes everything from the precision-forged Vertex piston kit to a complete set of Hot Rods heavy-duty bearings and seals. Whether you are addressing a mechanical failure or performing maintenance, this kit ensures your 2-stroke engine returns to factory-spec reliability and power output.

Top Features: Vertex Engine Rebuild Kit

• Vertex Piston Kit: Standard compression piston, rings, pin, and clips for optimal combustion.
• Hot Rods Heavy-Duty Crank: Stock stroke crankshaft including the essential wrist pin bearing.
• Complete Bearing & Seal Support: Includes main bearing/seal kit, transmission bearing kit (w/ output shaft collar and sprocket lock washer), counter balancer bearings, and water pump components.
• Full Gasket Set: Includes all necessary top-end and bottom-end gaskets, seals, and O-rings.

Please review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.

Fitment List

Year Range	Vehicle Brand	Vehicle Model & Sub-Model
2009-2012	KTM	50 SX

Frequently Asked Questions

Q: Does this kit include everything needed for a bottom-end rebuild?
A: Yes. This is a comprehensive rebuild kit that covers internal components for both the top and bottom end, including the crankshaft, all major bearings, seals, and gaskets.

Q: Are the internal engine specs identical to OEM?
A: Yes. This kit is designed to meet or exceed OEM specifications, ensuring a perfect fit and restored performance for your KTM 50 SX.

Q: Is this kit compatible with other years?
A: This specific kit is engineered for the 2009-2012 KTM 50 SX. Please check our site or contact us if you need components for a different year model.

Expert Pro-Tip: When performing a full engine rebuild, cleanliness is critical. Ensure your engine cases are thoroughly cleaned of all old gasket material and debris before installing the new seals and bearings to prevent premature failure. Always use a high-quality assembly lube on bearing surfaces during installation.

Recommended Pairings:

• KTM 2-Stroke Performance Parts & Upgrades
• KTM 50 SX Performance Parts
• Engine Assembly & Measuring Tools

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