[Gmecm] 93 CHEVY g20 VAN

[michael b]

93 CHEVY G20 VAN 5.0L  RUNS TOO RICH, I REPLACED PLUGS, CAP,ROTOR,WIRES, O2 SENSOR,THROTLE BODY GASCKET,MAP SENSOR, I EVEN CUT THE CAT OUT TO SEE IF WAS CLOGGED ALOT OF PARTS AND HAD THE CODES CHECKED ( NO FAULT CODES FOUND) BLACK SMOKE , RUNS ROUGH, STALLS. ANY HINTS?
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