backfires

Hey Guys, bought my first jeep 84CJ7 (project). Jeep starts up, backfires and will bog out if you try to drive it. Has new plugs/wires/distributor cap, fuel filter and carb. Not really sure where or how to start and any information is appreciated ! Need Help!!! Thanks, Gord

I have an 1988 YJ 4.2L I6, manual transmission, with a Motorcraft 2100 carb and nutter bypass. I recently swapped the carb from the Carter to the MC 2100 and executed the nutter bypass because the Carter took a crap. It was sputtering and wouldn't start at times. I'm not a mechanical genius but...