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.
Use VHM standard insert AE32376-C
Use VHM special insert AE32376-007 with double base gasket (total 1.20mm thickness)
More engine power
Better heat transference
More resistance to detonation
Exchangeable combustion chambers available
Inserts must be ordered seperately, see complementary parts below. The VHM cylinder head use only one spark plug
