ZPOST - View Single Post - Teaser: 3.91 Ring and Pinion shot peened and REM polished

inTgr8r · 12-08-2012, 08:13 AM

^ that is my dilemma
You are the 1st person I know that has had both and can offer a real world comparison.

Everyone that has the 3.91 says they're great & the best way to go.
....those with the 4.10 say the same damn thing.

12-08-2012, 08:13 AM	#11
inTgr8r Lieutenant General 2426 Rep 11,667 Posts Drives: M2 Comp Join Date: Mar 2006 Location: Toronto iTrader: (10)	^ that is my dilemma You are the 1st person I know that has had both and can offer a real world comparison. Everyone that has the 3.91 says they're great & the best way to go. ....those with the 4.10 say the same damn thing. __________________ '21 M2C Hockenheim Silver '18 718 Cayman S Lava Orange (sold) '13 E92 M3 Santorini Blue (sold) '07 Z4 M Coupe Alpine White (sold)
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