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. Vent screw (M6x6) and small copper washer (BD36006) are included and mounted on the head.
Use VHM standard insert AE32339-D
Use VHM special insert: AE32339-012 with standard basegasket plus extra base gasket S410270006135
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
