Honda Accord: Piston, Pin, and Confyssfeg EQC
Replacement - Engine Block - Engine Mechanical - Honda Accord MK8 2008-2012 Service ManualHonda Accord: Piston, Pin, and Confyssfeg EQC Replacement

Disassembly

1. Remove the piston from the engine block (see page 7-14).

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.

3. Remove both snap rings. Start at the cutout in the


3. Remove both snap rings. 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.

4. Heat the piston and the connecting rod assembly to


4. Heat the piston and the connecting rod assembly to about 158 Р’В°F (70 Р’В°C), then remove the piston pin.

Inspection


Inspection

NOTE: Inspect the piston, the piston pin, and the connecting rod when they are at room temperature.

1. Measure the diameter of the piston pin.

Piston Pin Diameter

Standard (New): 21.961 -21.965 mm

(0.8646-0.8648 in)

Service Limit: 21.953 mm (0.8643 in)


3. Check the difference between the piston pin diameter


3. Check the difference between the piston pin diameter and the piston pin hole diameter in the piston.

Piston Pin-to-Piston Clearance

Standard (New): -0.005-”0.002 mm

(-0.0002-0.0001 in)

Service L i m i t : 0.005 mm (0.0002 in)

4. Measure the piston pin-to-connecting rod clearance.


4. Measure the piston pin-to-connecting rod clearance.

Piston Pin-to-Connecting Rod Clearance

Standard (New): 0.005-”0.015 mm

(0.0002-0.0006 in)

Service Limit: 0.02 mm (0.001 in)

Reassembly


Reassembly

1. Install a piston pin snap ring (A).

2. Coat the piston pin bore in the piston, the bore in the


2. Coat the piston pin bore in the piston, the bore in the connecting rod, and the piston pin with new engine oil.

3. Heat the piston to about 158 Р’В°F (70 Р’В°C).

4. Assemble the piston (A) and the connecting rod (B)


4. Assemble the piston (A) and the connecting rod (B) with the arrow (C) and the embossed mark (D) on the same side. Install the piston pin (E).

5. Install the remaining snap ring (F).


5. Install the remaining snap ring (F).

8. Turn the snap rings in the ring grooves until the end gaps are positioned at the bottom of the piston.

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