gears

This is my first time ever doing gears. I have a 9" out of a 79 Bronco with a new Yukon Nodular Iron Pro N-Case (3.25 bearings), Nodular iron daytona pinion support, and 5.14 gears all from quick performance. I have 0.007-0.008 backlash, 26in lbs on the pinion, and these are my patterns. I...