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Old 08-31-2008, 03:39 PM   #1
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s13 Turbo Oil return line thread problem help!!

Hey everyone look I have a problem and I need some help. If your gonna flame or bash don't even bother cuz it's not worth it. I Take really good care of my 240 it's my pride and joy.....anyway recently I took out the stock exhaust manifold and replaced it with an aftermarket one...being that all the bolts on the back of turbine to manifold are so hard to reach I took out the whole thing turbo and all. everything went great putting it all back in except for the oil return line. I am pretty positive that the hole for the banjo bolt on the block is stripped!! everytime I try and get it in it just pops out. I tried to rethread it and that didn't work...any suggestions help?? cuz I know that this is a pretty big problem and I am about to throw in the towel! any help is greatly appreciated!
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Old 08-31-2008, 09:04 PM   #2
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you are either going to have to change all the hardware to a higher size and rethread it to that pitch n so on.

or you can use a heli-coil but im not sure how it would hold up..

good luck
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Old 09-01-2008, 08:47 AM   #3
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The hole in the block is oil supply, not return. It's high pressure so unless you retap and seal with a proper fitting it will leak.
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Old 09-01-2008, 10:18 AM   #4
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yeah, the oil return is the one that is under the turbo and goes toward the oil pan.
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Old 09-01-2008, 10:28 AM   #5
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Quote:
Originally Posted by Boosted240Guy View Post
Hey everyone look I have a problem and I need some help. If your gonna flame or bash don't even bother cuz it's not worth it. I Take really good care of my 240 it's my pride and joy.....anyway recently I took out the stock exhaust manifold and replaced it with an aftermarket one...being that all the bolts on the back of turbine to manifold are so hard to reach I took out the whole thing turbo and all. everything went great putting it all back in except for the oil return line. I am pretty positive that the hole for the banjo bolt on the block is stripped!! everytime I try and get it in it just pops out. I tried to rethread it and that didn't work...any suggestions help?? cuz I know that this is a pretty big problem and I am about to throw in the towel! any help is greatly appreciated!

i just went through the SAME exact problem with my sr20. stripped the block. steel bolt, aluminum block, steel wins!

So i used the advice i found on this very forum. TIME-SERT!

i just purcahsed the thread repair kit.
NEW TIME-SERT M12 X 1.25 Metric Thread Repair Kit

the thread is M12x1.25 for that oil line. so what you do is drill out the hole, thread it to be a step larger, and then thread in the insert and viola, the insert ist he original size of the thread and it's better than new. make sure you use red loc-tite on the threads when you use the insert.

this is the best option, and i have co mpleted this and it's not leaking and works great!!
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Old 09-01-2008, 12:00 PM   #6
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Hey thanks a lot guys for the help. So Clark how long did this process take you...was it a quick fix??
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