1965-80 6 CYL 232 OR 258 MS-3707$21.95 1981-90 6 CYL 258 3237775K$45.36 1971-93 8 CYL INTAKE, ALL 8125869$39.95 1971-93 8 CYL EXHAUST, ALL 3237270$9.95 If you have questions you can reach us toll free at 1-800-699-5337.