thanks dogdays. that's the advice & direction i need. i guess i was second guessing my cam mostly, after reading so much about old mopar grinds this & old mopar grinds that. while i was porting the 516 heads yesterday my mate had my MP big block b-rb engines book out. after compering my parts to the books drag racing package recommendations, going off that my ute should go 10.5 et as is. i'll take 1 second off that because i'm only a back yard wrencher & my chassi won't be as spot on as theres. should i start a new thead about the milder cuda build