[1] – Remove connecting rod cap.
[2] – Wipe oil from bearing insert and crankshaft journal.
[3] – Put a piece of Plastigage TM (A), or an equivalent, along the full length of the bearing insert approximately 6 mm (0.25 in.) off center.
[4] – Turn crankshaft approximately 30° from bottom dead center.
[5] –
IMPORTANT:
Connecting rod caps must be installed on the same connecting rod and in the same direction to prevent crankshaft and connecting rod damage.
Install connecting rod end cap and original cap screws. Tighten cap screws to specification.
[6] – Remove cap screws and connecting rod cap.
[7] – Use the graduation marks on the envelope to compare the width of the flattened Plastigage® at its widest point.
[8] – Determine bearing clearance. The number within the graduation marks indicates the bearing clearance in inches or millimeters depending on which side of the envelope is used.
[9] – Remove Plastigage®.