Piston, Pin, and Connecting Rod Replacement: Inspection

Measure the diameter of the piston pin.
Piston Pin Diameter

Standard (New): 17.996-18.000 mm (0.7085-0.7087 in)

Fig 1: Measuring Diameter Of Piston Pin
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Zero the dial indicator to the piston pin diameter.

Fig 2: Checking Piston Pin Diameter
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Check the difference the piston pin diameter and the piston pin hole diameter in the piston.
Piston Pin-to-Piston Clearance

Standard (New): 0.010-0.017 mm (0.0004-0.0007 in)

Fig 3: Checking Difference Piston Pin Diameter And Piston Pin Hole Diameter In Piston
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Check the difference between the piston pin diameter and the connecting rod small end diameter.
Piston Pin-to-Connecting Rod Interference

Standard (New): 0.019-0.036 mm (0.0007-0.0014 in)

Fig 4: Checking Difference Between Piston Pin Diameter And Connecting Rod Small End Diameter
Courtesy of AMERICAN HONDA MOTOR CO., INC.