This is a complete kit that comes with the following:

· 81.2cc steel cyclinder
· 81.2cc piston, rings, circlips and wrist pin
· Performance roller bearing camshaft
· Complete gasket kit
· PC18 Keihin carburetor with throttle cable, mounting hardware and gaskets
· Aluminum high flow intake manifold
· Takegawa high flow air filter
· Spark Plug
· Complete mounting instructions with pictures

This kit simply bolts together.

The following parts are strongly recommended:
Takegawa Super Oil Pump
Takegawa Hyper CDI Box