JEEP J10 ENGINE SYMPTOM

Engine Performance Problem 1979 Jeep J10 V8 Four Wheel Drive Automatic It Idles A Little Rough And When I Put It In Gear It Stalls....

I Have A 82 J 10 Jeep It Ran Fine When I Lived At 4000 Ft Above Sea Level Now That I Live At 600 Ft It Wont Start Not Sure If It Need To Get...