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  1. R

    Help with decoding NHRA roll bar rules

    I put the D bars in all the cages and bars that I build. It really comes down to how will that roll bar or cage perform when it is asked to do so. The D bars will help keep the bar from folding over in a crash. I get the hassle of a tech inspection. But it is also nice when you get a cage...
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    Ladder bars

    Wilsons videos are good. Spend a little money and model your suspension on a computer before you weld anything. cheap insurance. I use this program https://www.performancetrends.com/4link.htm it does ladder bars as well as 4-links. And for what it is worth ladder bars work well if they are...
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    Looking for Insight & Wisdom for my NSS Ride.

    I would do a cylinder leak down test, that will tell you if the compression is low due to wear, or cam timing issues. With dome pistons and a big camshaft, I would expect to see 150 to 175 cranking compression. To kind of verify the cam timing set engine to TDC on the overlap of the cam, if...
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    Need Knowledge! 64 Polara NSS Set-up!

    Lose the superstock springs, go with caltracs and their mono-leaf spring. Or just go big and do a 4-link. Dana 60 would be a better long term axle. The 8 3/4 will eventually break. Picture of my 64 NSS car which is for sale.