Interesting! Don't know that I've seen that before.
Note that the MPC says it fits 1980 to 86 F-Series Supercabs, but only after 3/82. Obviously it should be for 1982 F-Series produced after 3/82 since they weren't making 1980 or 81 trucks in '82, so I've updated my MPC.
COVER (FRONT SEAT BACK PIVOT SIDE)
80/86 F150/350(Super Cab) "From 3/82" (RH) E2TZ 1361694-A (LH) E2TZ 1361695-A Bright finish
82/ U150 “From 3/82“ (RH) E2T2 1361694-A (LH) E2TZ 1361695-A Bright finish
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