Re: plus/minus
Here is a link to the2025 Rule book. https://www.nhraracer.com/Files/Tech...20Rulebook.pdf
Current rules.080 over bore..Valve size tolerance + .005/-.015 Stroke tolerance +/- .015 / connecting rod length +/- .025 no allowances for below chamber CC minimum. Its all there!
__________________
Brian Thompson
NHRA Stock / Super Stock
Class P/SA 6665 SS/MA 6665
|