I have a 72 350 punched out 10-1 compression 650 holley and holley street dominator intake hei dist.hedman headers 2 1/2 exhaust a melling race cam with a 475 lift 328 duration muncie four speed and 323 gears is this a bad combo any input would help also have 15" rims with 50 t/a radials

 

First, you dug up a 4 year old thread, next time start your own. Your carb is pretty small. How tall are your tires?