Installing the engine was the easy part,the wiring took a while though. I reused the chevy harness and grafted it into the jeep harness and flex loom. Aside from a bad ground everything went very...

While not new to gm efi I am new to changing programming. I recently swapped from a 2.5
4 cyl to a tbi 350 in my 90 wrangler. I currently have a 5 speed but want to go 4l60 or 4l80.
My engine and...