This combo does not exist any more, it did not like the Nos
was a 360 block KB piston 30 over 10,7/1 eagle rods, stock crank (Cast) Edy heads out of the box, comp cam solid flat tapid 555 lift Weind dual tunnel ram with 2 AFB comp ser carbs.
four years later I added the nos, this is after 4 passes with a 180 shot of nos