Does anybody know if the Lunati roller cam specs are based on 1.5 or 1.6 rocker ratio? Looking at the 711 or the 712 grind. Going in a 5.9 Magnum with eddy heads 9.5 comp 727 with 2400 stall 4:10 gears. Looking for high 11's low 12's thinking the 711 grind might be a bit tame. Opinions please.