[FrankJ]

Originally Posted by Mike Schreiber

For thin walled Sections In torsion:

...

This is why you rarely see open sections in automotive sheet metal. You'll always see a bunch spot welds down the length of a section.

[Pointless point] Body panels? No you cannot count the plastic inner squirts as closing the section. [/pointless point]

OOH Race cars. F1 Oriented strand layup. Carbon/Carbon construction. I think I just blew my FRC budget.

The Maserati Birdcage show hows much sexier space frame construction is than a monocoque design even if the monocoque is ultimately better.