2008 Arctic Cat ThunderCat ATV Service Manual, Page 120Get this manual
2Using propane torch, heat the area surrounding the needle bearing to soften the Loctite
10Apply liberal amount of grease to the O-ring; then install it on the assembled cover assembly making sure to seat the O-ring down around the circumference of the bearing flange11Making sure the O-ring is properly positioned on the gear case cover assembly, install the cover with existing hardwareAccount for the ID tagTighten the cap screws to 23 ft-lbNOTE: Grease can be applied to the O-ring for ease of assemblingNOTE: If new gear case housing is being installed, tighten the cap screws to 25-31 ft-lb