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.
Use in combination with VHM insert AE32272-024 (for 250SX 2017 - 2021 / TC250 2017 - 2021) and VHM head AA33166.
This piston needs a clearance of 0.07 mm! Must be used in combination with a VHM 12° insert and head.