Got a working water pump.. still running odd

[96LT1Formula]

well i got a new ac delco opti and chaged the water pump... it running better deff, the old one was in terrible condition... but it seems to be running rich and cutting up still? its not throwing any codes. if im at like 2 grand in 3rd gear i go to punch it it break up for a little then its fine then breaks up again :shrug: even at idle you can feel something isnt right... sound like anything??

[JerzLT1]

wires and plugs changed as well? ICM? coil?

[96LT1Formula]

i have new plugs and wires at home... just didnt put them on... we had the car on alift and all and couldnt really find a way to get to em lol yeah lazy i guess lol um myfriend doesnt think its coil he thinks its air/fuel

[Pampered-Z]

Also check the coil + Coil wire. Corrosion is a very common cause of problems.