Ford Focus Service Manual: Connecting Rod Bearing Journal-to-Bearing Clearance

Ford Focus Service Manual / Powertrain / Engine / Engine Block / Cylinder Block / Connecting Rod Bearing Journal-to-Bearing Clearance

NOTE:

Refer to the appropriate Section 303-01 for the specification.

NOTE:

The crankshaft connecting rod journals must be within specifications to check the connecting rod bearing journal clearance.

Remove the connecting rod bearing cap.

Position a piece of Plastigage across the bearing surface.

NOTE:
Do not turn the crankshaft during this step.
Install and tighten to specifications, then remove the connecting rod bearing cap.

Measure the Plastigage to get the connecting rod bearing journal clearance. The Plastigage should be smooth and flat. A changing width indicates a tapered or damaged connecting rod or connecting rod bearing.

Connecting Rod Bearing Journal Taper and Out-of-Round

NOTE: Refer to the appropriate Section 303-01 for the specification. Measure the crankshaft connecting rod journal diameters in 2 directions perpendicular to one another at each end of the co ...

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