Description
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. 4x O-rings are included as well as 10 copper washers and 10 nutcaps.
Comes with VHM standard insert AE32313-D
- More engine power
- Better heat transference
- More resistance to detonation
- Exchangeable combustion chambers available
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