1. Stock tank. However moving the rear back required notching the tank to clear rear. Stock position was fine.
2. Out the back, to bumper
3. 600-650 at the crank off the spray
4. ?
5. A comparable 8.75 costs about 5200$ from strange. About 2,000 more than a comparable dana.
6. I run an S60 with a eaton tru trac diff. Rated for 1,000hp.