Piston, Connecting Rod, and Bearing Installation

^ Tools Required
- J 5239 Connecting Rod Guide.
- J 8037 Piston Ring Compressor
- J 36660 Torque Angle Meter





1. Lubricate the cylinder wall and piston rings with clean engine oil.
2. Turn the crankshaft to bottom dead center.
3. Install the J 5239.





4. Install the J 8037
5. Install the piston and connecting rod assembly.
6. Remove the thread protectors.

Important: Ensure that 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.

7. Install the connecting rod bearings.
8. Perform one of the following items in order to seat the connecting rod bearing caps:
^ Push on the bearing by hand.
^ Carefully, lightly tap the bearing caps using a suitable tool.

Notice: In order to prevent the possibility of rod bolt or bearing cap damage, the bearing caps may need to be tapped into position with a brass or leather mallet before the attaching nuts are installed. Do not use the attaching nuts to pull the bearing caps onto the rod. Failure to observe this information may result in damage to the rod bolt or the bearing cap.

9. Install the connecting rod bearing cap nuts.
^ Tighten the connecting rod bearing cap nuts to 20 Nm (15 ft. lbs.). Use the J 36660 in order to rotate the nuts an additional 75 degrees.

Notice: Refer to Fastener Notice in Service Precautions.

10. Pry the connecting rod back and forth using a suitable tool. Inspect for binding. Loosen and retighten the bearing cap, as needed.





11. Measure the connecting rod side clearance.