Originally Posted by Rusty

On decel. You have less lock to allow the tires to rotate freely from each other. When you apply power. The diff begins to lock up.

Too much lock will give you weird handling. Entering a turn, lift off the gas. The front of car will be pulled into the turn. Step on the gas, and the front will go straight.

Learned this with a Detroit Locker, and a 100" wheelbase vehicle.