Ø47mm cylinder head for kit 74cc aluminum AIRSAL on Derbi Variant Start, Start 5

Here the Ø47mm replacement head for 74cc AIRSAL aluminum kit Derbi Variant Start, Start 5. It is a model high compression, hemispherical, polished finish. The latter is lightweight thanks to aluminum alloys used and allows better heat dissipation therefore performance will be increased. Unfortunately, it comes as no decompression presented.