Piston Ring, Engine

DIMENSIONS
End Gap
Standard
Top ring 0.27 - 0.46 mm (0.0106 - 0.0181 inch)
2nd ring 0.39 - 0.63 mm (0.0154 - 0.0248 inch)
Oil ring 0.20 - 0.69 mm (0.0079 - 0.0272 inch)
Limit
All 1.0 mm (0.039 inch)

Side Clearance
Standard
Top ring 0.040 - 0.080 mm (0.0016 - 0.0031 inch)
2nd ring 0.030 - 0.070 mm (0.0012 - 0.0028 inch)
Limit
Top/2nd 0.1 mm (0.004 inch)