CYLINDER BLOCK/CRANKCASE
Page 4B-26 90-857046R1 NOVEMBER 2001
Main Bearing Installation
IMPORTANT: Do not interchange used main bearings. Reinstall in their original posi-
tion.
1. Check clearance of each bearing, as outlined in Main Bearing Clearance procedure.
2. Clean all the oil from the main bearing surfaces on the cylinder block and crankcase
cover.
3. Install main bearings. Make sure the locking tab on each bearing fits into its notch in the
cylinder block.
a
b
c
d
110
4-Stroke Outboard Oil
110
a-Main Bearing Halves-Crankcase Cover (4)
b-Main Bearing Halves-Cylinder Block (4)
c-Projection in Bearing
d-Notch in Cylinder Body/Crankcase
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