Cylinder Block and Bore

CLEANING
Clean cylinder block using a suitable solvent.

CYLINDER BLOCK INSPECTION
Inspect cylinder block for scratches, cracks and rust or corrosion, and repair or replace as required.





Fig. 118

1. Clean cylinder block and check top surface for distortion with a straight edge and thickness gauge (Fig. 118).
2. Top surface must be flat within:
- Standard Value: 0.05 mm (0.002 inch)
- Service Limit 0.1 mm (0.0039 inch)

CYLINDER BORE INSPECTION





Fig. 119

1. Measure the cylinder bore at three levels in directions A and B (Fig. 119). Top measurement should be 12 mm (0.50 inch) down and bottom measurement should be 10 mm (0.38 inch) up.
2. Standard bore dimension: 83.50 - 83.53 mm (3.2874- 3.2886 inch)
3. Maximum out-of-round or taper: 0.01 mm (0.0004 inch)