Originally Posted by Brendan

Started the removal of the factory vlsd this week. I plan to take the rear end to a buddy to have him install the diff and transfer over the ring gear. I plan to fill the the diff back up with Castrol 75w90 for no reason other than its what I had. I plan to leave it in for the 1000 mile break in then switch to something heavier if I get too much chatter. I will have the opportunity to run the car with a local club in late October once the diff is in so it will be fun to see what kind of change it will make in an otherwise all stock z.