Originally Posted by Bad340fish
Look at the EFI Source Gold Box. They have a nice plug and play harness.

If I were to go this route I would use an MS3Pro Evo or Ultimate and repin the EFI source harness to work. That is mainly because I have had good luck and service with DiyAutotune with my current EFI small block.


I would suggest an MS, but it does not support drive-by-wire, I took the original post as not wanting to change anything but just drop in the stock engine and go.

The MS stuff isn't the most intuitive, however.

1972 Barracuda - 5.7L Hemi, T56 Magnum 6spd - https://www.facebook.com/GoodysGotaHemi
2020 RAM 1500
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