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Broken oil feed banjo bolt with pics

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ebailey95

Proven Member
130
4
Oct 17, 2012
Portland, Oregon
Hey all, I have an issue. I started my 14b swap from a T-25 yesterday and everything was going great. got the old turbo out, got the 14b installed. got the exhaust and O2 bolted up nut wen I went to attached the oil feed the the head (stock 1g style) boom the banjo bolt snaps in the head. The bolt was a crappy quality and broke before crushing the copper crusher washers. However, I'm not here to rant about a crap quality bolt. Now I'm faced with the issue of removing the dang bolt from the head, AND finding another bolt in a reasonable amount of time. Its Sunday so every possible shop is closed.

Here are some pictures of how and where it broke:
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I"m thinking of a few options to remove:

1) Dremel a slot in the bolt to back out with flat blade driver- not likely to work
2) Vice grips- hopefully get the teeth of the pliers to grip enough to break free
3) Bolt extractor such as THIS - I would have to go purchase and not sure if it will work since the bolt has no head.
4) Stud extractor such as THIS- Again, I would have to purchase, but since the bolt already has a hole right through the middle, this may be the best/easiest solution.

I would prefer to avoid spending money, but will do almost anything to get it out without damaging other parts.

Please share your thoughts and ideas about what method(s) would work better than others and why and please chime in if I missed any possible solutions. thanks!
 

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Since it is a metric threaded part, it should not have much resistance to come out. It is not a tapered fitting so it doesnt get tighter as you tighten the bolt.

Vice grips should be sufficient in removed the threaded part of the bolt from the head.

As far as getting a new one locally, I dont know of any place near me that has one, let alone the name of a store near you buddy, sorry.

The thread pitch is: 10mm x 1.25mm, if you are calling stores to see if they carry it.

goodluck
 
If the correct bolt was used and it wasn't cross-threaded, you should literally be able to remove the broken threads with your fingers. If not, you're not only going to need a new bolt of the proper pitch but perhaps a HeliCoil kit to repair the damaged threads as well.
 
After you remove it with vice grips or screw extractor, you can also remove that plug in the gallery on the front facing side (towards radiator, use a little bit of localized heat to assist) and check it for any remnant shavings. Clean carefully with lots of q-tips and a pick, being mindful not to leave behind cotton fibers. Clean oil from threads thoroughly. Apply sealant to plug and reinsert. Allow to set.

This is what I had to do when the threads stripped out and I decided to drill, tap, and helicoil instead for a -4AN fitting there.
I've never seen a broken banjo bolt there; usually the threads give way long before that.
 
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