In this, you get a 2-Stroke Clutch M14 Nut, which is located on the interior part of the clutch, and it is fastened onto the large barrel wheel. The installation of the 2-stroke clutch is pretty easy. You have to remove the clutch from the top of the wheel with a ratchet's help. After which, you have to get rid of the existing M14 nut. 

Part #10 on the Clutch Diagram

After you fasten a new nut, all you have to do is reinstall the clutch plate.