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Old 04-11-2012, 05:15 PM   #133
lab rat
Registered User
Join Date: Apr 2010
Location: Vancouver
Posts: 2,448
My Ride: '02 330iT
Yeah, you just need to know the lenght of the belt for underdrive pulleys for NA application. From there it's just simple math.
Stock belt - underdrive belt = x
SC belt - x = the lenght you need for SC with underdrive pulleys.
Because sleeper
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