Cylinder kit Naraku 50cc for Kymco, SYM AC

Is your scooter experiencing engine damage? Why not add a little more power? This 50cc 2-stroke cylinder kit from Naraku, made of gray cast iron, is very robust and increases the engine's performance within legal limits. Technical specifications: - Naraku 50cc 2-stroke cylinder and piston made of gray cast iron, for vertical SYM and Kymco engines - Includes gasket kit, piston rings, piston pins, and clips (the original cylinder head can still be used). Scope of delivery: - 1x cylinder - 1x piston - 2x piston rings - 1x piston pin - 2x piston clips - 1x gasket kit. Here's a helpful link for piston ring installation: http://www.youtube.com/watch?v=JON63eGnv0s