wave Hi Ghost , Factory Service Manual , Section 16 Propellor Shafts and Universal Joints Section . Tightening Reference , Pinion Bumper Plate Screws 7- 1/4 Axle 150 INCH Pounds . Pinion Bumper Plate Screws for 8.75 Axle , 9-1/4 Axle , and the 9 - 3/4 DANA 60 Axle , 200 INCH Pounds Per Factory Service Manual ! drive Hope this Helps , Ronnie wrench