I ALSO HAD BLACK SMOKE, WHICH IS TOO MUCH FUEL. I CLEANED THE THROTTLE BODY HAD A CHIP BURNED FOR MY MODS, CHANGED PLUGS, SO FAR SO GOOD. NEW CHIP ONLY HAS 50 MILES. WHERE ARE YOU IN MACOMB?
1987 Grand National
42.5 INJECTORS (AKA 009)
307 WALBOR FUEL PUMP
HOT WIRE KIT
3IN DOWN PIPE...