The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
- Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
- Performance-Enhancing Features: Varied across applications to maximize both durability and power
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 101.00 mm Bore, 12:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1994-1997 | KTM | 620 Duke | Base |
| 1998-2001 | KTM | 620 SC | Base |
| 2003-2004 | KTM | 625 SXC | Base |
| 1998 | KTM | 640 Duke | Base |
| 1999-2006 | KTM | 640 Duke II | Base |
