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Used 13.9-43 Blower Pulley Alum.

Used 13.9mm-43 tooth blower pulley. This pulley is 3.50" wide and has a 2.00" register made from billet aluminum with six .375" bolt holes on a 2.782" bolt circle.

Fits 4-71 thru 18-71 roots superchargers. Pulley is hard anodized for longevity.

Note: This is a used item.  This item might have been taken in on a trade. RBS may have inspected this item and deemed re-usable. There is no warranty expressed or implied with this item.