I ran the Lunati "voodoo" #10200705 in my stock stroke 360 with Edelbrock heads.air gap intake, 850 quickfuel carb,3800 stall Ultimate converter 4.30 gears 11.78 @ 113...I ran the 703 in my 416 when we first put in together I believe in went 11 teens..with 3.91's..