$14.00 12 zinc (silver) studs. Correct 5/16-18 into manifold and 5/16-24 for the nuts SKU: CSS-57-66 Catalog: 1957 Tripower 1958 Tripower 1959 Tripower 1960 Tripower 1961 Tripower 1962 Tripower 1963 Tripower 1964 Tripower 1965 Tripower 1966 Tripower Carburetor Parts Intake Manifold Related Price: $14.00