MOUNTING INSTRUCTIONS PRO-91020
This plug is designed to close the hole in the primairy chaincase from a Dyna Glide or FXR if you mount forward controls. First instal an o-ring (OEM 11117) in the groove and put a little grease on the plug. Press in the plug from the outside of the chaincase. Now from the inside you mount the washer and bolt with the use of some red Loctite