i have an olds 455, 0.30 over TRW, all balanced, all oil mods have been done with C heads(big valve) street dominator intake, 900cfm holley etc..etc.. and i purchased a mondello jm-25-28 its 280/292 dur. .523 .544 lift 108 lode sep. and im looking for anyones opinion. is this too much cam?