You better not run those big joes wit stock diff's. It'll eat em'. Them tires are too heavy for a plastic diff stock drivetrain. Finish upgrading your diff's then you'll be fine. Big Joe's= Big Problems.
I'm in the process of breaking in my STS .30 and, I wanted to Get my shift points in the ballpark so, I don't have to adjust my shift points from scratch(locked down all my gears for engine break-in). I just wanted to see where everyboby's points are set at and, to keep this as a shift point log...