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      10-09-2017, 11:07 PM   #25
buddalun
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Drives: 911 x 2, Tesla M3P & MYP
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Quote:
Originally Posted by roastbeef View Post
i personally would go all the way with the bushings (solid sub, derlin diff) or don't do it.

i get slight diff whine from about 55mph to about 83ish mph. if i cruise at about 85 (not ideal), it fades away.

if you just do sub bushings and leave the diff bushings oem, you're going to transfer 100% of the shared load that was previously distributed among all of the bushings back there. understand what i mean?
Yes, got it.

Couple more questions for ya:

It seems a majority of the sound (whine), if not all, is due to your diff and subframe (solid) bushings, correct?

If so, I am leaning towards retaining my OE (new) bushings coupled with the CF propshaft. Do you think there will be any issue with using this CF propshaft with the OE (new) bushings? Are the OE bushings robust enough to deal with the more direct force of the CF propshaft? TIA
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