70cc steel cilinder kit complete with piston set and gasket set for 70cc head. > on the cilinder is the 49cc sign.

70cc steel cilinder kit complete with piston set and gasket set for 50cc head. > on the cilinder is the 49cc sign.

Cilinderkit 85cc alloy cilinder with gasketset for 50 head. For 6 volt 50cc engines which uses the stock 50 head.

Cilinderkit 85cc alloy cilinder with gasketset for 70 head. For 6 volt engines which uses the old-style 70cc head.

Cilinderkit 88cc alloy cilinder with gasketset for 50 head. For all 6-volt 50cc engines which uses the stock 50cc head.

Cilinderkit 88cc alloy cilinder with gasketset for 70 head. For all 6volt 70cc engines which uses the stock 70 head.

This is the same as 600010P but now complete with 70 head with valves. For all 6 volt engines and Chinese replica 3-speed engines.

This is the same as 600010P but now complete with 70 ultra head with valves installed, power cam, sprocket. For all 6 volt engines and Chinese replica 3-speed engines.

Ultra head 70cc with big valves complete with power cam, valve rockers, pins and sprocket. Suitable for almost all engines however you must use the correct piston/cilinder combination

110cc ultra kit with 52 stroke crank for 12 volt CDI system with Thick crank snout.