Is there any other ways to tell the block size with out opening the engine to get the bore stroke, would like to start engine on the ground. This Damn thing is driving me. Also have a buddy who has 460 any recommendations on how to get the best preformance out it installing it in a 67 Camaro. ( 400 tranny 3500 stall converter, 750 dominator carb. Victor jr high rise intake. hei distributer, msd box, fogger) By the way I guess you can tell we are new to the sport, and trying to learn a few good things.