This 12° VHM piston is specially developed for a maximum performance gain. It must be used in combination with a VHM 12° insert and head. This piston is 100% CNC machined from high quality material and has a non-circular profile. They stand for high performance, longevity and keeping high performance during it's lifetime.
Inserts: Use in combination with VHM insert AE32272-024 (for 250SX 2017 - 2022 / TC250 2017 - 2022) and VHM head AA33166.
Cylinder Heads: VHM CYLINDER HEAD KTM SX250 2017 - 20202
- High performance
- Longevity
- Keeps high performance during lifetime
Version Special Piston crown shape Flat top 12° Bore size Ø66.40 Piston pin Ø18 Stroke 2T Coating Yes Piston-cylinder clearance [mm] 0.07 Piston ring end gapp [mm] 0.40+0.10