[Bailey]

In this class, the only limit factors are tire type and weight.
On a side note, think about the advantage you have had aerodynamically, and power wise, the last few years over the guys with 500hp Roush 402s and such, running in street trim Cobras, but with DOT tires.
Just some food for thought.
As a really wise friend of mine tells me repeatedly " Don't be afraid of your competition"