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:
AE32327-E (for hard ground tracks)
AE32327-F (for deep sand tracks)
- More engine power
- Better heat transference
- Exchangeable combustion chambers available