Radial Clearance of Connecting Rod, Checking

Radial Clearance of Connecting Rod, Checking

Special tools, testers and auxiliary items required

• Plastigage

Test sequence

- Remove connecting rod bearing caps. Clean bearing cap and journals.

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

- Position connecting rod bearing cap and tighten to 30 Nm; do not turn crankshaft.

- Remove connecting rod bearing caps again.

- Compare width of Plastigage with measuring scale.

Radial clearance:

• New: 0.015 to 0.062 mm.

• Wear limit: 0.12 mm.

- Replace connecting rod bolts.