new motor,girdled,30 over speedpros,gn1s,bgc intake,70mm tb
te66,55#ers,3'"maf blowthrough,atr headers,th 3 1/2 dp.
idles good revs good.breaks up at about 4500 rpm.
i have notbeen able to get it on the road yet.
any boby have this happen on a new motor.
coil pack worked good before...