5.0/5.8 Engine Tech
Guy's, need some advise...The current holley I have is a 650 DP I re jetted, different shooters, pink cam etc and I still can't get rid of the stummble out of the hole. I keep hearing DEMON is the way to go? Your thoughts? I have a 306 e303, windsor jr. heads ported polished, scorpion 1.6 RPM...