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Hey all,

just looking for some ideas here. My truck has one of the cast iron eyelets, the ones on the head that the intake horn bolts screw into, broken off. It hasn't been a big deal because I have an aftermarket horn that uses studs and nuts instead of bolts. So I just have a nut on the other end, inside the intake plenum, with loctite to make sure it doesn't come off and get sucked in. I am about to take the intake horn off again to replace my powesteering pump and reseal my vacuum pump and I was wondering if I would be better off with a lock nut and loctite just as an extra safety to make sure that nut doesn't come off, but I'm not sure if that would be safe either because I'm not sure if the nylon ring could get sucked or fall out. I'm also concerned about the heat from the grid heater weakening the loctite or melting the nylon in a locknut. What do you all think? What would you do? I know the right answer is replace the head, but that's just not an option right now, so what's the next best thing?

Edited by leathermaneod

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  • Here's some other options   http://www.mcmaster.com/#hex-locknuts/=12uvbyk

  • I'd file it smooth, get rid of that piece that can stab you and round it off.  

  • I wouldn't worry about replacing the head. I would not use a nylon locknut because of the heat. It could melt then come out. Personally, I would use a regular nut with high temp permanent Lo

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yep. I'm just hoping what you can see is actually up in the threads and isnt just there from getting it on my fingers when putting the nut on....i don't think it is, for once I actually dont remember making too big of a mess lol, but I'm still paranoid. I do know though, that in at least one spot the loctite ran down enough to drip off the end of the stud, so if nothing else hopefully that is in there good enough.

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I'm also hoping it will just melt if any of that excess loctite comes off of there....hopefully it gets hot enough inside to melt that stuff and have it just burn up....