pulley size

Discussion in 'PSI Superchargers Tech Questions' started by gottuna, Jan 17, 2011.

  1. gottuna

    gottuna New Member

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    which would be better, 8mm or 14mm, there going on a 440 mopar, 12.5 to1 comp, 14-71 on alcohol....
     
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  2. craig moss

    craig moss Member

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    The 8 mm should work fine on a roots to about 40 psi .
     
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