if you mean
this one for the clam gate, a friend may have one, I'll check .... for the back doors, the "barn door" style were standard on all panel trucks, Chev or GMC, the clamshell style was more usual on the 'burbs, but the barn doors were an option
comments: you need to get the turn signal cup up where it belongs for it to cancel properly, may have a bad
"wedge" or just loose screw, that comes up from the bottom under the handle, if you haven't noticed .... you need a fan shroud to avoid overheating problems, or a fan spacer to get it withing 1/2" of the rad .... I wouldn't open the hood at a car show with that rat nest wiring

Bill