WISECO PK1920 KTM 50 SX 2009–2017 Piston Kit

Contains all the necessary components for overboring or rebuilding your top end

Feature forged pistons, rings, wrist pins, circlips and top end gasket set

The WISECO PK1920 piston kit is designed for KTM 50 SX motorcycles from 2009 through 2017. Built for riders, technicians, and powersports enthusiasts seeking a dependable replacement piston assembly, this kit supports proper engine performance and serviceability for compatible KTM applications. It is identified by the application designation KTM 50 SX ’09–17 and piston reference 874M03950.
The WISECO PK1920 is supplied as a complete kit, helping simplify piston replacement during engine rebuilding or routine top-end maintenance. Its application-specific design is intended to provide compatibility with the original engine configuration when installed according to the motorcycle manufacturer’s service procedures. Verify the model year, engine configuration, and piston reference before ordering or installation.
Professional installation is recommended to ensure correct piston orientation, ring placement, clearance, and break-in procedures. Always inspect related top-end components and follow the appropriate KTM and WISECO specifications during assembly. This kit is a practical choice for maintaining the performance and reliability of a compatible KTM 50 SX engine.

Features:

• Brand: WISECO

• Part Number: PK1920

• Application: KTM 50 SX, model years 2009–2017

• Piston Reference: 874M03950

• Product Type: Piston kit

• Unit of Measure: Kit