GUARDIAN CAM and LIFTER KIT
This kit contains camshaft, sixteen lifters and 4oz zinc additive
GM Performance Camshaft - Cam Lift - Int(.281) Exh(.296) / Valve Lift - Int(.449) Exh(.473) / Adv Dur - Int(280) Exh(289). Applications may include (1965-1990) GM 260/307/350/400/403/425/455.
