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      05-19-2019, 02:20 AM   #91
WeekendWarriorz
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Drives: 2006 Z4M
Join Date: Jan 2017
Location: Anaheim Hills, CA

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Quote:
Originally Posted by Finnegan View Post
Quote:
Originally Posted by WeekendWarriorz View Post
I installed Revshift 80a poly trans mounts two weeks ago and returned them in under 12 hours. The vibration was unbearable. And no I didn't tighten them too tight I went back and adjusted it multiple times even to the point of just finger tight. I was pretty surprised that even the softest poly would be like that, so I ordered new OEM ones with lifetime warranty for $5.95 each! I just had my 80a diff bushings in and they feel great! No added NVH at all. Finnegan what would you gauge the NVH to be like with poly engine mounts?
Based on reports I've read it's about similar to your poly transmission mount experience. I'm running Vibra Technics "street" with no change in NVH and improvement with the "denial of 2nd gear" gate blockage issues from engine movement.
People say the vibra technics collapse from the header heat though. I'll probably be going with new OEM
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