Piston, Pin, and Connecting Rod Replacement: Disassembly

1. Remove the piston from the cylinder block (see Crankshaft and Piston Removal  )
2. Apply new engine oil to the piston pin snap rings (A) and turn them in the ring grooves until the end gaps are lined up with the cutouts in the piston pin bores (B).
   NOTE: Take care not to damage the ring grooves.
   Fig 1: Applying New Engine Oil To Piston Pin Snap Rings

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
3. Remove both snap rings (A) Start at the cutout in the piston pin bore Remove the snap rings carefully so they do not go flying or get lost Wear eye protection.
   Fig 2: Removing Both Snap Rings

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
4. Heat the piston and connecting rod assembly to approximately 158°F (70°C), then remove the piston pin.

Fig 3: Heating Piston & Connecting Rod

Courtesy of AMERICAN HONDA MOTOR CO., INC.