Diesel Data: Automotive Repair

Crankshaft Main Bearing Journal Diameter

Crankshaft Main Bearing Journal Diameter





General Equipment





1. Measure the diameter of the main bearing journals and the big-end bearing journals.
^ Repeat the measurement with the micrometer offset by 90 degrees, in order to determine any eccentricity which may be present.
^ Measure the journal at two different positions to determine any conicity which may be present.