Used 8mm 46 Tooth Blower Pulley Alum. GT Offset
Used 8mm 46 GT tooth blower pulley. This pulley is 3.50" wide has a 2.00" register with six .375" bolt holes on a 2.782" bolt circle made from billet aluminum and hard anodized for wear resistance.
This type of pulley allows a racer to gain .750" from the blower snout mounting surface without using a blower pulley spacer. Fits 4-71 thru 18-71 roots or screw superchargers.