I'll throw a couple pics in here--the rest is in my build thread (1963 Falcon), I think. My whole interior is all 20 gauge, short of the plate where my masters bolt up. My firewalls (front and rear) and the tunnel have tubing structure (mostly .095, some .065, a few .120, depending on location/load potential), so there are no unsupported spans of sheet anywhere. I even made my last version of wheel tub extensions out of 20 gauge; the more it's welded and formed, the more rigid it gets. I (spot/tack) welded the snot out of the interior panels to whatever tubes were available--I took logic from modern car structure, as they advertise these days how the frequency of welds in unibody structures increases stiffness overall, kind of like racers have been doing forever. The car is still lighter than the C4 Corvette it once was.
Quote:
Originally Posted by Scratch
Did you use 20ga for your floor too or just to skin the doors, close in the back etc.? I've started the floor but not too late to change if I know lighter will work.
Thanks for your input.
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