Vertex Forged Big Bore Piston Kit for Husaberg, Husqvarna and KTM (23867A)

Upgrade engine performance with the Vertex 23867A Forged Big Bore Piston Kit, designed for select Husaberg, Husqvarna and KTM applications. This forged, OE-stock compression piston increases engine displacement while helping deliver stronger torque and higher peak horsepower. It is engineered for riders and technicians seeking dependable performance and a precise fit for compatible motorcycle engines.
The piston is heat-treated using a T-5 hardening and tempering cycle to improve strength and durability under demanding operating conditions. Its skirt features a high-tech molybdenum disulfide coating that helps reduce friction, promote faster break-in and support extended piston life. This specialized coating contributes to smooth operation and reliable performance during both initial installation and continued use.
The Vertex 23867A piston kit includes the essential components required for installation, including the forged piston, piston rings, wrist pin and circlips. Designed as a complete replacement solution, the kit simplifies engine rebuilding and performance upgrades while maintaining OE-style compression characteristics. Always verify application compatibility and follow the engine manufacturer’s installation procedures before assembly.

Features:

• Brand: Vertex

• Part Number: 23867A

• Application: Select Husaberg, Husqvarna and KTM motorcycle engines

• Piston Type: Forged OE-stock compression big bore piston

• Heat Treatment: T-5 hardening and tempering cycle for improved durability

• Skirt Coating: Molybdenum disulfide coating for reduced friction and faster break-in

• Performance: Increases engine displacement, torque and peak horsepower

• Kit Contents: Piston, rings, wrist pin and circlips

Ships from Parts Unlimited.