Seller notes

1320 performance stepper pulley for B series Jackson racing supercharger- SILVER FINISHthis will give you extra 3-4 psi of boost and should bring your boost level to 10 psi when use with the stock jrsc supercharger pulleyproper fuel management is required with the extra boost. NOTE:It is strongly recommended that all installs be done by a mechanic or automotive specialist.ITEM CAN NOT be returned or swapped out after they have been bolted down (revealing bolt impressions).PLEASE MAKE SURE THIS K...

Contact Us regarding this vehicle

Contact Seller on eBay

You will be redirected to eBay

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.