LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2012 >> Explorer Base, 3.5 8, AWD, 6F50 >> Repair and Diagnosis >> External Pages >> Different car >> Section 31 (Engine System - General Information) >> General Procedures >> Connecting Rod Bearing Journal Taper and Out-of-Round

Connecting Rod Bearing Journal Taper and Out-of-Round

WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Refer to the appropriate Engine Mechanical article for the specification.
  1. Measure the crankshaft connecting rod journal diameters in 2 directions perpendicular to one another at each end of the connecting rod journal. The difference in the measurements from one end to the other is the taper. Verify measurement is within the wear limit.
    Fig 1: Identifying Connecting Rod Bearing Journal Taper And Out-Of-Round Measuring Directions
    G06064061Courtesy of FORD MOTOR CO.