Ford 289-351 w Header Flanges 1-3/4" Rectangle Port, Pair

custom build your exhaust with high quality components. ’s cnc header flanges are manufactured from 9. 5mm (3/8”) thick 304 stainless steel. They are precision-cut to meet your ports, reduce warping, and prevent leaks. The header flanges are offered in a variety of header flange sizes and shapes to mate your heads and headers to meet yourexhaust building needs.