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how to reduce stress cracks on twin mid mount setup

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Old 08-02-2012, 05:05 PM
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Default how to reduce stress cracks on twin mid mount setup

Hey guys, I will be running twin turbos on my s10. The plan is to run turbos bolted to custom 1/4"brackets welded to the frame under the cab to support the weight. From the headers to the turbos will be 2.5" ss piping. How can I reduce the risk of stress cracks in the piping/welds due to engine/trans moving? I am running Current's poly mounts and poly trans mount.
Old 08-02-2012, 05:22 PM
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I put a couple flex pipes on my crossover. does the motor jump around alot? I have solid mounts tho with a frame mounted turbo
Old 08-02-2012, 05:24 PM
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use flex joints in between the headers and turbos. The motor shouldnt move much with the poly mount. I have a single turbo mounted to the frame, with poly engine mounts, flex joints and havent had any issues.
Old 08-02-2012, 05:45 PM
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I don't think the motor would move much with poly mounts. Flex joints will hold up to the boost with no problem?
Old 08-02-2012, 06:31 PM
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Yes, I think vibrant performance is where i got mine from. The flex joint for turbo applications has an interlocking line on the inside.
Old 08-02-2012, 07:17 PM
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yep ^ vibrant has turbo flex couplers with multiple layers. Used two on mine and just replaced one that i had bottomed out
Old 08-02-2012, 08:07 PM
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check out treadstone... they have very nice stainless one that I use
Old 08-02-2012, 08:58 PM
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Cool, thanks. I'll check them out. I'll definitely have to do a build thread.



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