Sonata GL V6-2.5L (1999)
Check the front and rear oil seals for damage or worn surfaces. Replace any seat that is defective.
Drive Plate
Replace distorted, damaged, or cracked drive plates.
INSTALLATION
Main Bearing
1. Install the grooved main bearing (upper bearing) on the cylinder block side.
2. Install the grooveless main bearing (lower bearing) on the main bearing cap side.
3. Install the crankshaft. Apply engine oil to the journal and pin.
4. Caps should be installed with the arrow mark directed toward the front of the engine. The cap number sequence must be correct.
5. Tighten all cap bolts to the specified torque and then rotate all bolts to specified angle.
Tightening torque:
Main bearing cap bolts:
M8: 14-18 Nm (140-180 kg.cm, 10-13 ft. lbs.) + (90°-94°)
M10: 27-33 Nm (270-330 kg.cm, 19.5-23.9 ft. lbs.) + (90°-94°)
7. Cap bolts should be tightened evenly in 4 to 5 stages before they are tightened to the specified torque.
8. Make certain that the crankshaft turns freely and has the proper end play.
Crankshaft end play:
Standard: 0.070-0.250 mm (0.0028-0.0098 inch)
Limit: 0.35 mm (0.014 inch)
9. Using the special tool (09231-33000), install the rear oil seal in the oil seal case.
