Hi all, I see a lot of nay sayers on the 7.25. I have a non sure grip 7.25 on my 72 Scamp with 2.76 gears. It's got a 318 bored .030, .454 lift cam, and 4 barrel intake and carb. Trans is a 904 with 2800 or so stall and shift kit. I have raced it at the track and ran mid to low 15's, done I...