Piston Ring - Side Clearance

PISTON RING SIDE CLEARANCE







Side clearance:
Top ring: 0.040 - 0.080 mm (0.0016 - 0.0031 inch)
2nd ring: 0.030 - 0.070 mm (0.0012 - 0.0028 inch)
Oil ring: 0.015 - 0.185 mm (0.0006 - 0.0073 inch)

Max. limit of side clearance:
Top ring: 0.11 mm (0.0043 inch)
2nd ring: 0.1 mm (0.004 inch)
Oil ring: -

If out of specification, replace piston and/or piston ring assembly.