Manufacturer reference: VTK23630A-2

The VERTEX top-end kit brings together the essentials for a controlled overhaul of the top-end on motocross bikes. Designed to simplify the intervention, this kit contains the necessary parts to replace the piston, rings, and sealing elements, thus limiting trips to the workshop during a complete cylinder disassembly.

Included in the kit:

• aluminum piston Ø 66.34 mm (letter A)
• piston rings
• piston pin and circlips
• top-end gaskets
• needle bearing (2T applications)
• timing chain (4T kits)

Main features:

• Piston compression: Standard
• Bore diameter: 66.40 mm
• Piston diameter: Ø 66.34 mm (oversize A)
• Material: aluminum

Ideal for top-end refurbishment operations on motocross machines, this VERTEX kit is particularly suited for recent 250 cc models such as the KTM 250 EXC TPI SIX DAYS (2023), HUSQVARNA TE 250 (2023), and GAS GAS MC 250 (2023). Always check the reference and specifications of your engine before installation.