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Old 12-09-2014, 02:39 PM   #13
stugray
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Join Date: Sep 2013
Drives: 2013 GBS BRZ Limited
Location: Colorado
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Quote:
Originally Posted by GrimmSpeed View Post
I know you're kidding too, but I would kill to have a substantially greater sampling rate for logging.
I could loan you a tactrix.

I still believe that if you see or feel a 1% difference in the engine due to a pulley swap, then the new pulley has a 1% different drive ratio.

How much would the radius of a pulley need to differ from stock to underdrive the system by 1%? (Answer - not perceptible with the naked eye).

So IF I were to design a pulley such that the owner could "feel" a difference.... I would design the pulley to underdrive the system enough to see on a dyno, but the driven systems would not know the difference.
(Wink Wink.... Nudge Nudge)
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