well guys i some schoolin on the big 4500 carbs...i hear the 2 circutand 3 circut stuff and have no idea of what they are...i am looking to pick 1 up soon for my 451 motor i got a few weeks back...and would like to know whats the best 1 to go with ...
451,-1 heads,713 lift roller,looking to put a 2 1/8 header on it..let me know if you need anymore info..lol