Jesel SBC .391"/.434" raised cam SBC crank sprocket with BBC seal surface. Sprocket is made from billet steel, 1.250" crank bore with a one .187" keyway, has 27 teeth, set up for a 1.100" wide drive belt and looks as though it has never had a belt run on it. Seal surface measures 2.50".
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.