Disassembly and Assembly of Sub-Assemblies

Disassembly





1. Note: Use a suitable ring expander to remove piston rings to prevent damage.

Remove the top compression ring.





2. Remove the second compression ring.





3. Remove the first oil control ring.





4. Remove the oil control spacer ring.





5. Remove the second oil control ring.





6. Remove the clips.





7. Remove the piston pin and the connecting rod from the piston.
8. Clean and inspect the connecting rod and the piston.

Assembly





1. Lubricate the piston pin and piston pin bore with Super Premium SAE 5W-30 Motor Oil XO-5W30-QSP or equivalent meeting Ford specification WSS-M2C153-G and install the piston pin.





2. Install the clips.
3. Check piston ring end gap.
4. Lubricate the piston and the piston rings with Super Premium SAE 5W-30 Motor Oil XO-5W30-QSP or equivalent meeting Ford specification WSS-M2C153-G.





5. Install the second oil control ring.





6. Install the oil control spacer ring.





7. Install the first oil control ring.





8. Install the second compression ring.
- The top of the second compression ring has a "0" on it. Position this side of the ring towards the top of the piston.





9. Install the top compression ring.
- The top compression ring can be installed with either side up.