CYLINDER BLOCK/CRANKCASE
Page 4B-2190-857046R1 NOVEMBER 2001
Checking Main Bearing Clearance
IMPORTANT: Do not interchange the main bearings. Reinstall in their original posi-
tion.
1. Clean all the old sealing material from the split line on the crankcase cover and cylinder
block.
2. Clean all the oil from the following areas:
• Main bearing surfaces on the cylinder block and crankcase cover.
• Main bearings.
• Crankshaft bearing surfaces.
NOTE: Refer to instructions in Cylinder Block Reassembly for selecting and installing main
bearings.
3. Install main bearings.
4. Place crankshaft into cylinder block.
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5. Place a piece of plastigauge onto each crankshaft bearing surface.
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a
a-Plastigauge
NOTE: Do not put plastigauge over the oil hole on the bearing surface of the crankshaft.
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