Q: What is the difference between a flat tappet and a roller camshaft? … A: Camshafts are classified by the type of lifter they use. The lobes on the cam […]
By now, it’s common practice (or should be) to use break-in oil with ZDDP or a zinc additive for a flat-tappet camshaft. But what about roller cams? Any old oil will […]