I am putting a 47rh in my ‘55.2 GMC behind a 5.9. Not hopped up, just sticking with original 180 hp configuration. Moderate use, no big loads hauled to the coast, etc. What controllers are people using and how do you like what you are using? Thanks, Ed in CO

So I just got Crusty back to running and driving after his Cummins swap and figured I should capture the story, the details, my learnings and my failures on the project before I forget stuff. So strap in and pour yourself 3 fingers, because this is gonna be a long tale of frustration, triumph...

I am finally taking the plunge into the 4BT swap. I have learned quickly that the venture is not for the faint of heart. I am looking to get out under 7K. I purchased by 4BT in 2011 and 4L80E the same year. Then it sat in my garage as a dream that would not die. Ahead to 2019. My...