Operation CHARM: Car repair manuals for everyone.

30. Crankshaft and Bearing Removal




Crankshaft and Bearing Removal

Special Tools
* J 6125-1B - Slide Hammer
* J 41348 - Main Bearing Cap Puller
For equivalent regional tools, refer to Special Tools (Special Tools).





Note: This engine has side bolts on all of the main caps except the rear cap. These bolts must be removed to service the caps.

1. Remove the crankshaft main bearing cap side bolts.
2. Remove the crankshaft main bearing cap bolts.





Caution: Main bearing caps are press fit. Remove the caps carefully for service. J 41348 has been designed to work with J 6125-B in order to prevent damage to the bearing and cap. J 41348 MUST be installed properly into the bolt holes of the caps and J 6125-B attached to J 41348 in order to properly remove the main cap without damaging the bearing or the cap. Any deviation from this procedure may cause damage to the cap and the bearing and may result in future engine damage.

Caution: Refer to Fastener Caution (Fastener Caution).

3. Install J 41348 - puller into the crankshaft main bearing cap bolt holes and tighten the bolts on J 41348 - puller to 12 Nm (100 lb in).
4. Install J 6125-1B - hammer to J 41348 - puller.
5. Use J 6125-1B - hammer to remove the crankshaft main lower bearing caps.




6. Remove the crankshaft.
7. Remove the upper main bearings from the engine block.