Vhm Cyl. Head Honda Nsr50 Big Bore

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. 1x O-ring is included. There's no VHM standard insert, but we can produce a custom insert to your specifications to match the head on your bike, or you can machine yourself with the blind insert AE32276-A BB More engine power Better heat transference More resistance to detonation Exchangeable combustion chambers available Inserts must be ordered seperately. 1x O-ring is included.