Connecting Rod, Engine

PISTON SUB-ASSEMBLY WITH CONNECTING ROD

- Apply engine oil to the cylinder walls, the pistons, and the surfaces of connecting rod bearings.





- Position the piston rings so that the ring ends are as shown in the illustration.
CAUTION: Do not align the ring ends.





- Using a piston ring compressor, push the correctly numbered piston and connecting rod assembly into the cylinder with the front mark of the piston facing forward.
- Match the numbered connecting rod cap with the connecting rod.

NOTICE: Match the numbered connecting rod cap with the connecting rod.





- Check that the front mark of the connecting rod cap is facing forward.
- Apply a light coat of engine oil to the threads and under the heads of the connecting rod cap bolts.





- Install and alternately tighten the bolts of the connecting rod cap in several steps.
Torque: 25 Nm (250 kgf-cm, 18 ft-lbf)





- Mark the front side of each connecting cap bolt with paint.
- Retighten the cap bolts by 90° as shown.
- Check that the painted mark is now at a 90° angle to the front.
- Check that the crankshaft turns smoothly.
- Check the connecting rod thrust clearance.


CONNECTING ROD





CONNECTING ROD BOLT

Standard diameter 7.2 to 7.3 mm (0.283 to 0.287 in.)
Minimum diameter 7.0 mm (0.276 in.)

There are 4 sizes of standard bearings, marked "1 ", "2", "3" and "4"
accordingly.

Standard bearing center wall thickness