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Used 13.9-40 Blower Pulley Alum. 3.250" Wide

Used 13.9mm-40 tooth blower pulley. This pulley is 3.250" 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 has one offset hole for early type crank hubs that have one offset mounting hole but pulley can be used on crank hubs with all six bolt holes that use equal bolt spacing with no issues.

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.