Cleaning and Inspection
1. Before cleaning, check for leaks, damage and cracks.2. Clean cylinder head and oil passages.
Check Cylinder Head:

3. Check cylinder head for flatness.
4. Cylinder head must be flat within:
- Standard dimension = less than 0.05 mm (0.02 inch)
- Service Limit = 0.2 mm (0.08 inch)
- Grinding Limit = Maximum of 0.2 mm (0.08 inch) is permitted.
CAUTION: This is a combined total dimension of stock removal from cylinder head if any and block top surface.