Disassemble and Assemble

REMOVE PISTON RINGS



1. Using a piston ring expander, remove the 2 compression rings.
2. Remove the 2 side rails and oil ring expander by hand.
NOTE: Arrange the piston rings in correct order only.

- Refer to Piston Ring/Testing and Inspection.
Piston Ring

DISCONNECT CONNECTING ROD FROM PISTON



1. Using a small screwdriver, remove the 2 snap rings.
2. Gradually heat the piston to about 80�C (176�F).




3. Using a plastic-faced hammer and brass bar, lightly tap out the piston pin and remove the connecting rod.
NOTE:
- The piston and pin are a matched set.
- Arrange the pistons, pins, rings, connecting rods and bearings in the correct order.

- Refer to Testing and Inspection/Procedures.
Testing and Inspection

ASSEMBLE PISTON AND CONNECTING ROD



1. Install a new snap ring at one end of the piston pin hole.
NOTE: Be sure that end gap of the snap ring is not aligned with the pin hole cutout portion of the piston.

2. Gradually heat the piston to about 80°C (176°F).
3. Coat the piston pin with engine oil.



4. Align the front marks of the piston and connecting rod, and push in the piston pin with your thumb.
5. Install a new snap ring at the other end of the piston pin hole.
NOTE: Be sure that end gap of the snap ring is not aligned with the pin hole cutout portion of the piston.

INSTALL PISTON RINGS
1. Install the oil ring expander and 2 side rails by hand.



2. Using a piston ring expander, install the 2 compression rings with the code mark facing up.
- Code mark:
No.1 ring mark: 1T
No.2 ring mark: 2T




3. Position the piston rings so that the ring ends are as shown.
NOTE: Do not align the piston ring ends.