5.7 in a '97 Ram.

I have an 18,000 mile 5.7 out of a 2014 Challenger.

I also have. '97 Ram 4x2 swb that has been my daily driver for 11 years.

Just wondering about doing a swap.Most concerned with the wiring issues if I keep the ECM.

Might just give it a carb and MSD6.

Thoughts?