Tool Steel Solid/Mechanical Flat Tappet LiftersExtremely tough and strong, yet lighter in weight than standard Steel liftersWear resistance requires less power to run valve train and lowers friction, heat and oil tempsThree diameters available in DLC coated, non-coated and non-coated EDM versions Specifications Includes (16) lifters for Chevrolet V8 Applications.842" Diameter - 76g Weight - 1.88" Seat Height - .90" Oil Band Height - .50" Oil Band WidthFor use on cast cams with or without nitriding