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Very nice Billy!!!
That car is clean, if you guys haven't seen it in person, you should.
whats Nhra and Ihra requiremnets from 11.00-11.49? 4 point work or need a 6?
NHRA requires that cars running 10.00-11.49 has to have at least a 6pt roll bar of 1 3/4" diameter(.120 wall thickness for Mild Steal/ .093 wall thickness for Chrome molly). Cars running 9.99-8.49 are required to have at least a 10pt roll cage of 1 5/8" diameter(same thicknesses as a 6 pt). Cars running faster than 8.49 are required to have a roll cage that meets one of the 25.X SFI certifications.
NHRA requires that cars running 10.00-11.49 has to have at least a 6pt roll bar of 1 3/4" diameter(.120 wall thickness for Mild Steal/ .093 wall thickness for Chrome molly). Cars running 9.99-8.49 are required to have at least a 10pt roll cage of 1 5/8" diameter(same thicknesses as a 6 pt). Cars running faster than 8.49 are required to have a roll cage that meets one of the 25.X SFI certifications.
Could you describe what a point is? I am totally confused over this term, it varies from person to person.
If you look at my pic of the cage, the chassis guy said it's certified down to 8.50s. If I want to go faster, then he said 25.5 spec and no swings outs.
Thanks
Billy T.
gnxtc2@aol.com
Good for 8.50's
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Looks nice but man those are some super high door bars!![]()
I know, He said that's the only way he could do it with out making new door panels.
I was told they're looking at outlawing the swing outs in a couple years so I said lets do it this way. I'm only 5'-9'' I slip right in. lol