STEEL OVERALL;WITH BRONZE BEARING; 3.632 IN. OVERALL LG; 1.365 IN. OVERALL H; 2.790 IN. FROM C OF TAPPET TO C OF MOUNTING HOLE; NON-REPLACEABLE TAPPET; DRILLED WITH LUBRICATION HOLE; 0.958 IN. MAJOR BORE DIA; 0.850 IN. MINOR BORE DIA; WITH REPLACEABLE BEARING