Crankshaft Main Bearing Selection Table
CRANKSHAFT MAIN BEARING SELECTION
| Cylinder block crankshaft journal bore mark | ||||
|---|---|---|---|---|
| ^ | b | c | ||
| Crank shaft main journal mark | ^ | D (Yellow) | C (Green) | B (None) |
| b | C (Green) | B (None) | A (Black) | |
| c | B (None) | A (Black) | AA (Blue) | |
- 5. Check the crankshaft end play.
Using a dial indicator, measure the thrust clearance while prying the crankshaft back and forth with a screwdriver.
End play
Standard: 0.05~0.175mm (0.0020~0.0069in)
Limit: 0.20mm (0.0079in)
If the end play is greater than maximum, replace the center bearing.
- 6. Inspect the crankshaft main journals and pin journals. Using a micrometer, measure the diameter of each main journal and pin journal.
Main journal diameter:
49.950~49.968mm (1.9665~1.9672in)
Pin journal diameter:
44.954~44.972mm (1.7698~1.7705in)