Vauxhall Workshop Service and Repair Manuals

Con-rod Bearing, Replace  

  Remove, Disconnect   

Remove oil pan - see operation "Oil Pan, Remove and Install (X 16 SZR with Air Conditioning)", "Oil Pan, Remove and Install (X 16 SZR without Air Conditioning)", "Oil Pan, Remove and Install (16 LZ2)" or "Upper Part of Oil Pan, Remove and Install (20 NEJ)".  

For 20 NEJ: Remove oil intake pipe (1), oil baffle plate (2) and crankshaft bearing bridge (3).   Mark order of con-rod bearing caps (4) - bead (5) of con-rod bearing caps points to flywheel side. Remove con-rod bearing caps from con-rod. Press con-rod bearing out of con-rod and con-rod bearing cap.     Clean    Clean con-rod bearing journal and con-rod bearing cap.

  Install, Connect   

Lightly coat new con-rod bearing shells with clean engine oil and insert into con-rod and con-rod bearing cap.  

Attach con-rod bearing cap to con-rod with new fastening bolts - note installation position.  
Tightening torque X 16 SZR: 25 Nm / 18 lbf. ft. + 30 ° , 16 LZ2 and 20 NEJ: 35 Nm / 26 lbf. ft. + 45 ° + 15 ° .  

For 20 NEJ: attach crankshaft bearing bridge to cylinder block and to crankshaft bearing cap - tightening torque 20 Nm / 15 lbf. ft.  

Connect oil baffle plate to crankshaft bearing bridge - tightening torque 20 Nm / 15 lbf. ft.  

Attach oil intake pipe to oil pump and to crankshaft bearing bridge - tightening torque 8 Nm / 6 lbf. ft. ¹⁾ .  

Install oil pan - see operation "Oil Pan, Remove and Install (X 16 SZR with Air Conditioning)", "Oil Pan, Remove and Install (X 16 SZR without Air Conditioning)", "Oil Pan, Remove and Install (16 LZ2)" or "Upper Part of Oil Pan, Remove and Install (20 NEJ)".  

1)  Re-cut thread before re-use and insert with screw locking compound (red). The installation time including torque check is max. 5 min.