Vhm Cyl. Head Rieju Mr250/mr300 `21-22, Gasgas Ec250/ec300 `18-19

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: AE32320-E (MR300 / EC300) AE32321-C (MR250 / EC250) More engine power Better heat transference More resistance to detonation Exchangeable combustion chambers available Inserts must be ordered seperately.