balancer is fine. It's the motor itself....I have a scanmaster and everything has been tunned to specs....running 15lbs boost / iac is reading around 20 / tps .42 / AF around 5 / blm 127 or so / o2s WOT 820 / o2s at idle bounce around high 670 to 800.....i believe thats correct for TT chip....
ok, I have an 87 GN, mostly stock except for fuel ugrades / #30 lucas injectors / FPR / Walbro / hot wired / Cold air intake / 160stat / rjc power plate and boost controller /TT street chip/ everything is new!..
when i start it cold. it idles smooth, but after a few minutes of running... It...