Quote:
Originally Posted by Swifty1638
for it to be legal, the cage MUST be welded. Bolt-in cages do not work.
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That's not my understanding, unless something has changed from 08 to 09
This is taken right out of section 4:10 of the 2008 NHRA Rule Book:
Unibody cars with stock floor and firewall (wheeltubs
permitted) may attach roll bar with 6-inch x 6-inch x .125-inch
steel plates on top and bottom of floor bolted together with at
least four 3/8-inch bolts and nuts