TOTAL SEAL 4.375 1/16 1/16 3/16 8CYL For Use With 8 Cylinder Engine; 4-3/8 Inch Bore; Plasma-Moly Ductile Iron Top Ring; With 1/16 Inch Top Ring/ 1/16 Inch Second Ring/ 3/16 Inch Standard Tension Oil Ring; Complete Set; Race Use