1987 Dodge D 100 Truck

1987 Dodge D 100 318 motor 2 bbl carb, 727 auto transmission which was rebuilt 2 years ago, engine was reringed,and new rods, and main bearings, also new cam bearing, and RV cam was installed.Heads we cleaned new seals were installe, new parts includ, alternato, starter, power steering pump, water pump and fan clutch.3 core radiator,electric fuel pump, new ball joint, rotors and bearings,new sending unit in fuel tank, new start switch, new signal light switch, aftermarket distributer, new plugs and wires. glass is goo, i have a folder full of receipts for parts Has factory a, new ac compressor, its been sitting so will need a recharge
Now for the ba, I took truck to emissions, it passe, but ran bad after, it misse, and stalls when put into gear, Some shops think it maybe a manifold lea, Yep i tried the carb spray trick.could not find the prob.
The truck is an arizona truck so no rust, but paint job sucks . It would have to be towe, as it wont ru, and no work can be done where its at. , shown by appointment, truck is in apache junctio, no trades