well it going to run like a bat out of hell with any big O port heads alum would be nice any of the small rect would work but i think for what you are doing a set of ALUM O ports would do very good to get the front end weigh down on your A bone to bad you live so fare a way that thing is going to fly. i did a 28 A all glass car tub out with one of my old 548 748 lift roller cam 14.5 bbc in it was a hand full .