340 exhaust manifold ?

adam i've got a set for 350.00 plus shipping good shape or i'll sell you a nos 68 70 pass never been installed ????????or i'll sell you a 71 to 73 pass for 75.00 plus shipping or a complete 1973 matching number 340 4 speed 64, 895 miles petty blue rear windowlouver posi rear 3.55 all org. with a set on it for 4200.00 mike 931 788 2873