Connecting Rod, Measuring Radial Clearance

Connecting Rod, Measuring Radial Clearance

Special tools, testers and auxiliary items required

• Plastigage

Procedure

- Remove connecting rod bearing caps.

- Clean bearing caps and journals

- Place Plastigage over entire width of bearing journal or into bearing shells.

- Install the connecting rod bearing cap and tighten nut to 40 Nm without any additional turns. Do not turn crankshaft.

- Remove connecting rod bearing caps again.

- Compare width of Plastigage with measuring scale.

Radial clearance:

• New: 0.020 to 0.069 mm.

• Wear limit: 0.120 mm.

- Replace bolts for connecting rod bearings.