PLEASE VERIFY YOUR PART NUMBERS BEFORE BUYING!!!!!!!

10 NOS AUTOLITE 427 SOHC? A203 SPARK PLUGS, MIGHT FIT, NOT SURE. OEM 1968 Comet, Fairlane, Galaxies, Mercury, Cougar, Mustang & the Shelby Mustang GT 500, STANDARD FOR 1968 Mercury Cougar GT/E???.