Originally Posted by Stanton
They were spot welded. Seam sealer was used around the joint.


On my 68 and 69 Road Runners they are stitch welded, one inch or so of weld ever 6 or so inches around the perimeter. Seam sealer gobbed all around the hump from the inside basically covering the lapped metal. No seam sealer from underside. Though, if not concours correct, wouldn't be a bad idea.

68 Road Runner (383/4speed, post car w/decor pkg) - Major Project
69 Road Runner w/472 Hemi & 4 speed.
70 Challenger R/T SE EF8 w/ V9J, U - A32 - Major Project
2023 Ford Mach 1