Piston

Piston Dimensions and Clearances






Piston ring side clearance
No.1 ring 0.04 - 0.085 mm (0.0016 - 0.0033 in)
No.2 ring 0.04 - 0.085 mm (0.0016 - 0.0033 in)
Oil ring 0.08 - 0.175 mm (0.0031 - 0.0069 in)

Limit
No.1 ring 0.1 mm (0.0039 in)
No.2 ring 0.1 mm ( 0.0039 in)

Piston ring end gap

Standard
No.1 ring 0.15 - 0.30 mm (0.0059 - 0.0118 in)
No.2 ring 0.35 - 0.50 mm (0.0138 - 0.0197 in)
Oil ring 0.20 - 0.70 mm (0.0079 - 0.0276 in)

Limit
No.1, 2, oil ring 1.0 mm (0.0394 in)