Piston, Connecting Rod, and Bearing Installation
WARNING: This page is about a different car, the 2004 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Tools Required
- J 8037 Piston Ring Compressor
- J 41507 Connecting Rod Guide Assembly. See Special Tools and Equipment .
- J 45059 Angle Meter
- Position the crankshaft so the connecting rod journal is opposite the piston and connecting rod assembly being installed. This will aid in the installation of the connecting rod assembly.
- Lubricate the cylinder wall with engine oil.
- Install the connecting rod bearing inserts.
- Lubricate the connecting rod bearing insert surface with engine oil.
- Install J 41507 to the connecting rod. See Special Tools and Equipment . Hand tighten the tool to the connecting rod.
- Install J 8037 to the piston.
- Use J 8037 to compress the piston rings for installation of the piston and connecting rod assembly.
- Install the piston and connecting rod assembly into the engine.IMPORTANT: Ensure the arrow on top of the piston or the markings made during removal face towards the front of the engine or are in the same location as when removed.
- Use J 41507 to pull the connecting rod into place. See Special Tools and Equipment .
- Remove J 41507 . See Special Tools and Equipment .
- Install the connecting rod bearing cap.
- Install the connecting rod bearing cap bolts.
Tighten: Tighten the connecting rod bearing cap bolts to 27 N.m (20 lb ft) plus 50 degrees using J 45059 .
- Pry the connecting rod back and forth and check for binding. If necessary, loosen and retighten the connecting rod bearing cap.
- Measure the connecting rod side clearance.
NOTE:
Guide the lower connecting rod end carefully to avoid damaging the crankshaft journal.
NOTE:
Refer to Special Fastener Notice in Cautions and Notices.
NOTE:
Refer to Fastener Notice in Cautions and Notices.