P2R high compression air cylinder head with decompressor for high engine 50cc Ø39mm on MOTOBECANE AV7, 88 ... high fixing

Ideal for original engine or 50cc kit, here is the high compression cylinder head P2R. This model is much improved in relation to an original cylinder head. On the one hand it is made from the best aluminum, secondly, it has a high compression combustion chamber in the form of a smooth finish cap. It is a cylinder head for AV7 with decompressor, it is delivered with its decompressor already mounted!