The big brother of the 50cc cylinder kit: the Airsal 70cc is a high torque sports cylinder with great low down power. Delivery includes: gasket set, piston, piston ring etc. Aluminium cylinder with hard chromed liner. The “70” is not a high end cylinder, but has great acceleration and is a great all-round sports cylinder at a great price. Can be used with original exhausts and a 17.5mm carb is recommended, but not necessary. Cylinder head supplied. Simply install and ride!