V-Twin Manufacturing Valve Spring Cups w-Tops, 8 Piece, Parkerized 1936-37
V-Twin Manufacturing Valve Spring Cups w-Tops, 8 Piece, Parkerized 1936-37 - Set
Include 4 piece set of lower covers with oil lines and nuts attached, rocker cover strip set with screws in parkerized finish, and cover set with gaskets for Knucklehead.
EL 1936-1940
FL 1941-1947