HOOKER SUPER COMPETITION FULL LENGTH HEADERS #6224, NOS NEW OLD STOCK, NEVER USED OR RUN, FITS 385 SERIES 429,460 FORD ENGINES, MADE TO SWAP BIG BLOCK INTO 1979 TO 1993 FORD FOX BODY MUSTANG AND 1979-1986 MERCURY CAPRI AND MAY WORK WITH OTHERS SWAPS ??, BUT GO TO HOOKERS WEB SITE FOR MORE INFORMATION, HAS 2 INCH PRIMARY WITH 3-1/2 INCH COLLECTOR, NOTE THAT THEY USE A SLIP TUBE DESIGN, TO ALLOW EASY INSTALLATION, ALL ARE MADE THE SAME AS TO THIS HEADERS, NEW OLD STOCK CONDITION, ONLY SHOWS SOME SHELF WEAR, SELLING INVENTORY OUT OF SPEED SHOP THAT CLOSED, PLEASE LOOK OVER ALL PHOTOS AND CHECK YOUR APPLICATIONS, YOU WILL GET ITEM IN PHOTOS,