Help me sort out my suspension woes!

[T-RexRacer]

Originally Posted by McCoy

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Some of the fastest IT guys with B13 chassis's(Greg Amy is a perfect example) are well above 1000lb spring rates with custom valved Koni's that can work with these stiffer springs. Just 5 years ago this was thought to be the wrong way to go for many of the reasons that you just mentioned and that 550-600lbs springs were the limit, even with a full cage. Just food for thought...

True to some degree, Greg's NX2000 has a totally different suspension. But I would agree you are seeing much higher spring rates on racecars these days.