5.0/5.8 Engine Tech
I have an '89 GT 5.0 full bolt on..
(Upper-lower GT40 intake, BBK cold air, 75mm TB, TB spacer, GT40p heads, e303 cam, BBK Shorty Headers to Dump pipes)
Started off with a surging idle and ran pretty rough. Going through the checklist, changing and cleaning sensors, doing a base idle reset...