Cleaning and Inspection

CLEANING - CYLINDER BLOCK AND BORE
1. Clean cylinder block thoroughly and check all core hole plugs for evidence of leaking.
2. If new core plugs are installed, Refer to STANDARD PROCEDURE.
3. Examine block for cracks or fractures.
4. Inspect for damaged bolt threads. Repair threads as needed. Refer to STANDARD PROCEDURE Repair of Damaged or Worn Threads.

NOTE: Refer to STANDARD PROCEDURE Honing Cylinder Bores for specification and procedures.

5. After a cylinder bore honing or deglazing procedure:
a. Clean bores with a soap and water solution.
b. Thoroughly rinse cylinder bores with clean water to remove soap/water solution and wipe bores with a clean lint-free cloth.
c. Oil the bores after cleaning to prevent rust.

INSPECTION - CYLINDER BLOCK AND BORE
1. Check all core hole plugs for evidence of leaking.
2. Examine block for cracks or fractures.





3. Inspect for damaged bolt threads. Repair threads as needed.
Measure the cylinder bore at three levels in directions A and B (Fig. 54). Top measurement should be 12 mm (0.50 in.) down and bottom measurement should be 12 mm (0.50 in.) up from bottom of bore.

NOTE: There are no service procedures to bore the cylinder bores for installation of oversized pistons.

NOTE: Honing Cylinder Bores for specification and procedures.