Main Bearings
WARNING: This page is about a different variant/trim than selected.
- Wipe the main bearing inserts (1, 2) clean.
- Inspect the inserts for abnormal wear patterns, scoring, grooving, fatigue, pitting and for metal or other foreign material imbedded in the lining.
- Inspect the back of the inserts for fractures, scrapes or irregular wear patterns.
- Inspect the insert locking tabs for damage.
- Inspect the crankshaft thrust washers for scoring, scratches, wear or blueing.
- Replace any bearing that shows abnormal wear.
- Inspect the main bearing bores for signs of scoring, nicks and burrs.
- If the engine block main bearing bores show damage, replace the engine block.