cylinder kit Airsal sport 50cc 39.9mm for Derbi Variant Start

High performance aluminum cylinder kit from Airsal with 50cc displacement and hard-coated cylinder liner.

Compared with cylinders made ​​of cast iron, the aluminum cylinder has significantly better heat dissipation meaning the cylinders are less susceptible to wear and piston seizure due to temperature problems.
The Airsal Sport continues its power very early on and has a good increased torque curve.
Carburettor needs to be up-jetted or a larger carburettor should be used.
Supplied as per image.