The Flat Tappet Lifter is used to take up clearance, in the valve train. It sits to one side of the lobe and spins on the lobe, to reduce friction and wear.
Zinc Additives In Engine Oil, Do We Need Them Anymore
Zinc additives in engine oils, have been recommended by most engine manufacturers for years. So, why do we have lower zinc and phosphorus levels, in modern engine oils. Consequently, the American Petroleum Institute (API), has […]