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  1. C

    857 to 82 mm pulley

    85mm to 82 mm pulley 2013 boss mustang with a vmp supercharger tuned with a 85 mm pulley,just switched it to a 82 mm pulley question is think I need a retune because I went from 85 to 82 mm pulley?
  2. C

    blower belt

    Just curious,if you break the blower belt so the supercharger doesn't spin anymore[roush supercharger] will your engine still run to at least get you home?

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