Hey guys, I'm new to the forum, thanks in advance for the help!
I have an 89 c1500, fresh 350 with a 5 speed. Have msd 6al box, motorvation stage 2 chip, mid length headers 2 1/2 in exhaust with no cats, tbi spacer , ultimate tbi mod, and new tps , iac and map sensors. I am experiencing high...