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      12-13-2017, 12:13 AM   #6
roastbeef
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Drives: E92 M3
Join Date: Nov 2010
Location: Orange County, CA

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Quote:
Originally Posted by steven_s View Post
Thanks, as quoted below you subframe doesn't add NVH. It's the diff bushing (as well as the CF driveshaft) that added the NVH.

I have the solid diff on its way. I don't mind a little NVH.

My question is specifically regarding performance of the subframe bushing with regards to solid aluminum and the delrin one.

Does the delrin ever feel less "planted" and "connected" than the pure aluminum being 2 pieces whether as a daily or on the track. I'm not looking for hearsay or raw science being that delrin is not metal, expands more than alum, etc Looking for real world application with regards to our car.
i don't think it is going to matter to be honest with you. i don't have real world data, and i can't think of why someone would switch subframe bushings. i know someone swapped solid/derlin diff bushings, but thats it.
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