A good rule of thumb is tighten to ½ turn before it breaks.
But seriously folks, from a chart that came with my Bush Hog, grade 8 ½-13 bolts, 106 ft-lb. Grade 8 ½-20 bolts, 120 ft-lb. Grade 8 7/16-14 bolts, 70 ft-lb. Grade 8 7/16-20 bolts, 78 ft-lb.
I used the CCP kit on my '54 GMC. Had to do a little modifying. Click on my website link then go to '54 GMC, then to "Front suspension".