ok guys,i am on a tight budget,i have a bone stock 400 i don't have the money to swap pistons,the pistons are .100 in the hole,i got a set of 452's that are 80cc(and some mild port work) and i also have a set of bone stock 516's,which would you guys use?i have picked out 2 cams one is a voodoo 262/268 220/226@.050 .475/.494 on a 108 or a comp xe268h 224/230@.050 .477/.480 on a 108 centerline.i have figured compression to be 8.5 to 1 with a .020 steel head gasket.got an old strip dominator intake and a descent set of headers and a 750 holley,does it sound like it will run ok??goin n a 68 dart it's light so it should be fairly quick????