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Home >> Ford >> 2002 >> Cutaway 7.3 F >> Repair and Diagnosis >> External Pages >> Different car >> Section 2797 (Engine Mechanical - 6.4L 99R Diesel -- F250-F550 Super Duty) >> General Procedures >> Camshaft Journal to Bearing Clearance

Camshaft Journal to Bearing Clearance

WARNING: This page is about a different car, the 2010 Ford Pickup, 2010 Ford F550 Super Duty, 2010 Ford F450 Super Duty, and 2010 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the 5 camshaft bushings for wear and correct running clearance.
  2. Use a telescoping gauge and a 50-75 mm (2-3 in) micrometer to measure the camshaft bushing inside diameter with the bushings installed in the crankcase.
    Fig 1: Measuring Camshaft Bushing Inside Diameter With Bushings Installed In Crankcase
    G06773989Courtesy of FORD MOTOR CO.
  3. To determine running clearance, subtract previous camshaft journal diameter readings from camshaft bushing inside diameter readings.
  4. If maximum allowable running clearance is exceeded, install new camshaft bushings. For additional information, refer to SPECIFICATIONS .