Connecting Rod Large End Bore

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.

Tighten the bolts to specification, then measure the bore in 2 directions. The difference is the connecting rod bore out-of-round. Verify the out-of-round is within specification.

Fig 1: Identifying Directions Of Measuring Connecting Rod Large End Bore
Courtesy of FORD MOTOR CO.