Ehhh, IF you Follow a Combination, OF A WORKING DEAL, You Can HAVE A killer mill that'll stand up to the tests of Abuse, and Time! Me? I Follow decades old MP builds.... they work for me, always have, always will! Do I want a 500+ aluminum head HEMI? Heck Yeah! Is it realistic, not for me.... I've had a 318 SNATCH a 74 D200 4 Dr allover the place too... with factory manifolds..