Camshaft Bearings Clean and Inspect

^ Tools Required
- J 7872 Magnetic Base Indicator Set





1. Measure the camshaft journals with a micrometer.
2. If journals are more than 0.025 mm (0.0010 inch) out-of-round, replace the camshaft.





3. Measure camshaft runout using tool J 7872. Mount the camshaft in V-blocks between centers.
4. If runout exceeds 0.065 mm (0.0026 in), camshaft is excessively bent and should be replaced.