3-9. CRANKSHAFT MAIN BEARINGS REPLACEMENT (CONT)
Remove main bearings halves (5 and
6) from main bearing positions (1
If main bearing position number on
bearing cap (3) is missing or hard to
read, etch the correct number on the
bearing cap so that it is facing the
oil cooler side of the engine.
Remove two screws (4) and bearing
cap (3) from bearing position no. 1.
Remove lower bearing half (6) from
Be very careful not to scratch the
crankshaft or the bearing bore
during the removal of the upper
bearing halves. A scratched or
damaged crankshaft, or bearing
bore, could result in premature
Use a flat blade screwdriver to
remove upper bearing half (5) from
main bearing position no. 1 because
the crankshaft journal for no. 1
main bearing does not have an oil
hole. Gently push end of upper bearing half (5) to loosen it from the cylinder block.