Vertex Engine Rebuild Kit for KTM 150 SX, 150 XC and 144 SX (WR101-119)

The Vertex Engine Rebuild Kit WR101-119 is a convenient, comprehensive solution for rebuilding select KTM two-stroke engines. Designed for the KTM 150 SX, 150 XC and 144 SX, this kit combines the major internal engine components and sealing hardware required for a professional rebuild, helping simplify parts selection and reduce the need to source components separately. Verify model year and engine application before installation.
The kit includes a Vertex standard-compression piston with piston rings, wrist pin and retaining clips. It also features a Hot Rods heavy-duty crankshaft with stock stroke and wrist pin bearing, providing the core rotating assembly components for a dependable engine rebuild. Hot Rods main bearing and seal components are included to support proper crankshaft installation and engine sealing.
Additional components cover key transmission and lubrication-system service requirements. The Hot Rods transmission bearing kit includes transmission bearings, an output shaft collar and sprocket lock washer. The Hot Rods counter balancer bearing kit, along with the water pump bearing and seal kit, helps address commonly serviced supporting systems during an engine overhaul. A Vertex complete gasket kit, including seals and O-rings, covers both top-end and bottom-end applications.
Built around Vertex and Hot Rods components, the WR101-119 kit is suited for engine rebuild projects where a coordinated set of piston, crankshaft, bearings, seals and gaskets is preferred. Follow the motorcycle manufacturer’s service procedures and recommended installation practices, and inspect related engine components before assembly to ensure compatibility and proper fitment.

Features:

• Application: Designed for select KTM 150 SX, 150 XC and 144 SX two-stroke engines

• Piston Kit: Includes a standard-compression Vertex piston, rings, wrist pin and retaining clips

• Crankshaft: Hot Rods heavy-duty crankshaft with stock stroke and wrist pin bearing

• Main Bearings and Seals: Hot Rods kit supports crankshaft installation and engine sealing

• Transmission Kit: Includes transmission bearings, output shaft collar and sprocket lock washer

• Counter Balancer Kit: Hot Rods counter balancer bearing components included

• Water Pump Kit: Includes water pump bearing and seal components

• Gasket Kit: Vertex complete gasket set includes seals and O-rings for top-end and bottom-end service

• Part Number: WR101-119

Ships from Parts Unlimited.