Piston, Engine

Outer Diameter:
Standard:
A 99.485 - 99.495 mm (3.9167 - 3.9171 inch)
B 99.475 - 99.485 mm (3.9163 - 3.9167 inch)
0.25 mm (0.0098 inch):
Oversize 99.725 - 99.735 mm (3.9262 - 3.9266 inch)
0.50 mm (0.0197 inch):
Oversize 99.975 - 99.985 mm (3.9360 - 3.9364 inch)