Cleaning and Inspection

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 Expansion/Freeze Plugs.
3. Examine block for cracks or fractures.
4. Inspect for damaged bolt threads. Repair threads as needed.

NOTE: Refer to Engine; Service and Repair; Standard Service Procedures; 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.

Cylinder Bore Inspection





Fig. 126

The cylinder walls should be checked for out-of round and taper with Tool C-119.





Cylinder Bore And Piston Specification Chart

Measure the cylinder bore at three levels in directions A and B. Top measurement should be 12 mm (0.50 inch) down and bottom measurement should be 12 mm (0.50 inch) up from bottom of bore. Refer to Cylinder Bore and Piston Specification Chart.

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