The world famous golden VHM head with exchangeable combustion chamber is specially developed for optimal power output during the whole race and has an improved water duct. It's manufactured from a high quality alloy and O-rings are used for the sealing.
Use VHM standard insert with OEM CDI:
AE32327-F (for hard ground tracks)
AE32327-G (for deep sand tracks)
Using VHM cylinder head in combination with VHM CDI (CD020422), please use the second insert chart.
Use the insert chart as a general guideline to select the insert depending on the fuel, track and elevation.
- More engine power
- Better heat transference
- Exchangeable combustion chambers available
