Chris,
I'm running 10.2:1 with a Lunati 60401 cam (213 @ .050) cam here and have no problems with detonation in a 5600 lb full time 4WD truck w 3.55 gears and 33x12.5 tires. There is no air here, lol! With that big of a cam, you need way more compression and a more agressive profile cam. We...