Cylinder Block Assembly: Service and Repair

Cylinder Bore Out-of-Round





1. Measure the cylinder bore in two directions. The difference is the out-of-round. Verify the out-of-round is within the wear limit and bore the cylinder to the next oversize limit.

Cylinder Bore Cleaning

1. CAUTION: If these procedures are not followed, rusting of the cylinder bores may occur.

Clean the cylinder bores with soap or detergent and water.
2. Thoroughly rinse with clean water and wipe dry with a clean, lint free cloth.
3. Use a clean, lint free cloth and lubricate the cylinder bores.
^ Use clean engine oil meeting Ford specification.