That part was used on all Bullnose radiators regardless of engine from 1980 - 1984, as shown below. You can see the illustrations on Documentation/Cooling System/Cooling System Illustrations. And there are two pieces, the "support", which is the bigger piece and is 8A193, and the "reinforcement, which is 8C241
80/84 F100/350,F(Super Duty),U150 6&8 All E0TZ 8A193-B
80/84 F100/350,F(Suoer Dutv).U150 6&8 All E0TZ 8C241-A
Gary, AKA "Gary fellow":
Profile
Dad's: '81 F150 Ranger XLT 4x4: Down for restomod: Full-roller "stroked 351M" w/Trick Flow heads & intake, EEC-V SEFI/E4OD/3.50 gears w/Kevlar clutches
Blue: 2015 F150 Platinum 4x4 SuperCrew wearing Blue Jeans & sporting a 3.5L EB & Max Tow
Big Blue: 1985 F250HD 4x4: 460/ZF5/3.55's, D60 w/Ox locker & 10.25 Sterling/Trutrac, Blue Top & Borgeson, & EEC-V MAF/SEFI