belt blower combo ????

Discussion in 'PSI Superchargers Tech Questions' started by PROMOD63, May 18, 2021.

  1. PROMOD63

    PROMOD63 Member

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    which is better on belt life 25-41 with a 1694 belt
    or a 30-49 with a 1778 belt this is all 14 mm stuff on a whipple
     
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  2. Mike Canter

    Mike Canter Top Dragster
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    The bigger diameter top pulley may make your belt last longer because it is less radius for it.
     
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