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Home >> Ford >> 1992 >> Crown Victoria Base, AOD >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Differential - Positive Traction >> Overhaul >> Clutch Pack Preload

Clutch Pack Preload

  1. With side gears removed from differential case, mount one side gear onto Differential Clutch Gauge (T84P-4946-A for 7.5" ring gear, T80P-4946-A for 8.8" ring gear). See Fig 1 .
  2. Assemble clean clutch pack onto side gear without shims. If using new clutch pack, lubricate with Ford Friction Modifier (C8AZ-19B546-A) before installing to gauge base.
  3. Install differential clutch gauge cover onto side gear clutch pack. Torque gauge cover to 60 INCH lbs. (6.7 N.m). See Fig 1 .
    Fig 1: Measuring Clutch Pack Preload
    G91C08422Courtesy of FORD MOTOR CO.
  4. Using a feeler gauge, select thickest blade that will fit between gauge and clutch pack. This blade thickness will be the required shim thickness. Repeat procedure for remaining side gear.
NOTE: Lubricate clutch pack with Ford Friction Modifier (C8AZ-19B546-A) before final installation.