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Piston

Piston Diameter
Measured at 90 deg to Pin Bore Axis and 16.5 mm (0.65 inch) Below Oil Ring Groove Lower Edge.
Standard 82.953 - 82.975 Millimeter (mm)
0.25 Oversize 83.203 - 83.225 Millimeter (mm)
0.50 Oversize 83.453 - 83.475 Millimeter (mm)
Piston-to-Cylinder Clearance Standard 0.025 - 0.066 Millimeter (mm)
Minimum 0.15 Millimeter (mm)