CYLINDER BLOCK INSPECTION


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1. Using a straightedge and thickness gauge, check the block top surface for warpage. Make sure that the surface is free from gasket chips and other objects.
Standard value: 0.05 mm
Limit: 0.1 mm
2. If the distortion is excessive, replace the cylinder block.

3. Check cylinder walls for scratches and seizure. If defects are evident, correct (bored to oversize) or replace.
4. Using cylinder gauge, measure the cylinder bore, and cylindricity. If worn badly, correct cylinder to an oversize and replace piston and piston rings. Measurement points are shown in illustration.
Standard value:
Cylinder I.D.: 98.50 - 98.53 mm
Cylindricity 0.015 mm