73 Duster build named Fred

Great question. That was after. Before was 5790. Every pull before and after have been around 5700-5900 and that is with running it out to 7000
Makes sense, no change to the cam. Should just have better numbers with more air providing capacity to carry more fuel.

Glad you’re putting stuff on hold to get the right converter…a decent number of guys would suffer through the season and deal with it over the winter, then start the next season with an untested setup and be pissed that it still isn’t right. Fingers crossed they get it right on the first try for you!