Piston, Engine
PistonOuter diameter
Standard A 99.505 - 99.515 mm (3.9175 - 3.9179 inch)
Standard B 99.495 - 99.505 mm (3.9171 - 3.9175 inch)
0.25 mm (0.0098 inch) OS 99.745 - 99.765 mm (3.9270 - 3.9278 inch)
0.50 mm (0.0197 inch) OS 99.995 - 100.015 mm (3.9368 - 3.9376 inch)
Piston pin specified diameter 23.000 - 23.006 mm (0.9055 - 0.9057 inch)
Piston Pin
Outer diameter 22.994 - 23.000 mm (0.9053 - 0.9055 inch)
Clearance between piston and piston pin
Standard 0.004 - 0.008 mm (0.0002 - 0.0003 inch)
Degree of fit Piston pin must be fitted into position with thumb at 20°C (68°F).