Initial start-up is the most critical time in the life of any camshaft. COMP Cams� Cam & Lifter Installation Lube is the best protective break-in lubricant on the market. Cam & Lifter Installation Lube must be spread generously on all lobes of the cam, on the bottoms of the lifters and on the distributor gear when installing a cam. Cam & Lifter Installation Lube from COMP Cams� provides the instant protection you need to guard against any premature wear.