no not really ....it just feel like a really hard stutter it just goes back n forth back n forth as well as the rpm's and this happens very fast too if i keep my foot on the gas n floor it itll jus keep doin that until i ease up on it then it will go......what does that sound like to you?

i mean with my mods that i have i no i can run 16psi the only thing stock im running in my car is my trans L36 and the rockers