cylinder kit Airsal sport 149.5cc 57.4mm for 152QMI, GY6 125cc, Kymco AC 125, 150cc

Airsal high-performance cylinder kit 150cc capacity, with gasket set, piston, rings etc. Hard chromed liner. 150cc gives 125cc engines notably better torque in the lower rev range. Can be used on 150cc Chinese engines as a quality alternative. Please ensure the cylinder base dimensions at the crankcase are suitable for this cylinder prior to ordering. Outer liner diameter: 60mm Attention: On Kymco vehicles using the original cylinder head, it is not possible to use the Naraku cams. Please note: If purchasing this kit for the Sym 125cc scooters, please ensure your engine is the GY6 version (cylinder head stud holes have a distance of 63mm hole to hole, outside to outside measurement).