MX | ROADRACE | KARTING | MOPED
Tune your two stroke engine! The VHM cylinder head will lead to more engine power and a better heat transference. The combination of our 12° piston kit and complementary insert will improve your bike's top end power.
This upgrade kit contains our 12 degree VHM piston, which can only be used in combination with our special insert for 12° piston.
Upgrade kit parts explained
Dyno test with KTM 250SX 2019 with VHM 12° piston kit
Short dyno run with VHM flat top 12 degree piston with KTM 250SX 2018