45 Lifter Base and Tappet Kit

45 lifter base and tappet kit includes 4 lifter bases zinc plated and 4 standard tappets with adjuster screws. These blocks and guides are exact fit.
Lifter base set is threaded to accept OEM scrw on covers. Tappets with adjuster screws have holes for additional oiling. *NOTE: Big axle pin in tappet guide may need to be peened for proper clearance.