Piston Dimensions and Clearances

DIMENSIONS
Diameter (Standard) 91.08 - 91.10 mm (3.5521 - 3.5529 inch)
Clearance (Piston-To-Cylinder) 0.02 - 0.04 mm (0.0008 - 0.0016 inch)
Piston Pin Press-In Load 7,500 - 17,500 N (765 - 1,785 Kg, 1,686 - 3,934 lb)
Ring Groove Width
No.1 1.21 - 1.23 mm (0.0472 - 0.0480 inch)
No.2 1.51 - 1.53 mm (0.0594 - 0.0602 inch)
Oil 3.010 - 3.035 mm(0.1179 - 0.1184 inch)

PISTON FOR SERVICE (OVERSIZE)
1st O.S. 0.25 mm (0.0100 inch)
2nd O.S. 0.50 mm (0.0200 inch)
3rd O.S. 0.75 mm (0.0300 inch)
4th O.S. 1.00 mm (0.0400 inch)