July 12, 201311 yr comment_427452 John always knows: Cool Product Link to comment https://www.classiczcars.com/forums/topic/46949-front-differential-mount-crossbar-one-stripped-bolt-hole/?&page=2#findComment-427452 Share on other sites More sharing options...
July 12, 201311 yr comment_427466 A magnetic level makes it much easier to drill things straight. Link to comment https://www.classiczcars.com/forums/topic/46949-front-differential-mount-crossbar-one-stripped-bolt-hole/?&page=2#findComment-427466 Share on other sites More sharing options...
July 12, 201311 yr Author comment_427474 A magnetic level makes it much easier to drill things straight.Thanks John, ordered a kit from Torrance last night, should get here tomorrow. I watched their youtube vids and it does look pretty straight forward. Link to comment https://www.classiczcars.com/forums/topic/46949-front-differential-mount-crossbar-one-stripped-bolt-hole/?&page=2#findComment-427474 Share on other sites More sharing options...
July 20, 201311 yr comment_428118 I did the exact same thing on one of those bolts. I walked over to the tool box got a 1/2 fine thread tap and an appropriate drill bit and retapped the hole. I have found that the metal in my 74 varies from soft to extremely hard. bolts all seem to be very soft, but I cut a hole in the hood for some aero catch latches, DANG! That metal was tough! Link to comment https://www.classiczcars.com/forums/topic/46949-front-differential-mount-crossbar-one-stripped-bolt-hole/?&page=2#findComment-428118 Share on other sites More sharing options...
July 22, 201311 yr Author comment_428247 I did the exact same thing on one of those bolts. I walked over to the tool box got a 1/2 fine thread tap and an appropriate drill bit and retapped the hole. I have found that the metal in my 74 varies from soft to extremely hard. bolts all seem to be very soft, but I cut a hole in the hood for some aero catch latches, DANG! That metal was tough!Yeah I had to use a drive extension on the tap wrench for leverage, but got it done.Update: The timesert kit worked perfectly! thanks again to John C. for the suggestion. I put some red loctite on the outer part of the insert (probably not necessary) to make it ultra permanent. Only problem I encountered was the threaded hole itself being somewhat short, the insert did not seat fully to the counter sunken hole. So I just drilled out a ~1/8" on the diff mount bar, using the same timesert countersink tool, allowing the mount to seat flush to the body. Torqued to spec nicely. Link to comment https://www.classiczcars.com/forums/topic/46949-front-differential-mount-crossbar-one-stripped-bolt-hole/?&page=2#findComment-428247 Share on other sites More sharing options...
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