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-   -   Welp, stripped exhaust housing bolt (https://www.miataturbo.net/diy-turbo-discussion-14/welp-stripped-exhaust-housing-bolt-96854/)

jb132 05-03-2018 10:18 PM

Welp, stripped exhaust housing bolt
 
No amount of torching or pb blaster could have prevented this, spent all day trying to get it out. It's rounded anywhere I can get a wrench on it. Just wondering what my options are.. thankshttps://cimg0.ibsrv.net/gimg/www.mia...d8bab1b372.jpg

sshamrockk 05-03-2018 10:31 PM

grind down a 6 point wrench, thin enough that it fits but thicc enough that it doesnt break. Iv seen it done and work. just a thought.

ryansmoneypit 05-03-2018 10:56 PM

Yep, thin out a box end. Then heat the turbine housing a couple hundred degrees.

jb132 05-03-2018 11:19 PM

The bolt is already too rounded for a wrench tool fit, vice grips also just rounding it more. Looks like chop and pray the rest can be extracted after

codrus 05-03-2018 11:30 PM

An air hammer/chisel is another option.

--Ian

Tmorgan 05-03-2018 11:33 PM

Use a sharp chisel and a hammer to knock it lefty loosey. You will have to start a mil or two in from one of the points of the bolt head to make a good purchase. You are basically making a very slow impact gun. if that doesn't work, cut the head off with a die grinder, split the halves, weld a nut on the stud and extract it like a regular bolt.

jb132 05-04-2018 12:13 AM

Cut a notch in it, hammering will have to wait til tomorrow, thanks for the advice everyone:x:


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