Vauxhall Workshop Service and Repair Manuals

Remove crankshaft bearing cap from cylinder block – mark installation position.

  Measure

Using Plastigage (Plastigage is available for various tolerance ranges via the "Opel/Vauxhall Workshop Equipment" catalogue).

Caution

To prevent the thread from tearing when removing the con-rod bearing cap, remove grease from the con-rod journal and lightly oil con-rod bearing shell.

Do not turn crankshaft!

Cut Plastigage to width of bearing and lay axially between con-rod journal and bearing shell (arrow).

Torque/angle method

Crankshaft bearing cap to cylinder block – 50 Nm / 37 lbf. ft. + 45° + 15°.

Note:   The bolts can be reused for checking crankshaft bearing clearance.

  Measure

Detach crankshaft bearing cap again. Compare width of the flattened plastic thread with the measuring scale.

Permissible crankshaft bearing play: 0.015 to 0.043 mm.