Vauxhall Workshop Service and Repair Manuals

Crankshaft Bearing Play, Check (Determine Crankshaft Beating Play with Plastigage)  

Notice: 

Crankshaft bearing cap removed.  

  Important!   

To prevent the thread from tearing when removing the crankshaft bearing cap, remove grease from crankshaft bearing journal and lightly coat bearing shell with engine oil. Do not turn crankshaft.     Measure    Place plastigage (deformable plastic thread) over the entire width of the crankshaft bearing journal (arrow).   Install crankshaft bearing cap to specified torque - tightening torque 50 Nm / 37 lbf. ft. + 60 ° + 15 ° .   Notice:  Plastigage is available via the "Opel/Vauxhall Workshop Equipment" catalogue. The fastening bolts can be reused to check the crankshaft bearing play.

  Remove, Disconnect   

Remove bearing cover crankshaft.     Measure    Compare width of flattened plastic thread (arrow) with measuring scale (on Plastigage packaging).   Perm. crankshaft bearing clearance: see Technical Data.     Important!    When reading the value, do not confuse millimetres and inches on the measuring scale.     Install, Connect    Attach crankshaft bearing cap to cylinder block with new fastening bolts - tightening torque 50 Nm / 37 lbf. ft. + 60 ° + 15 ° .