Piston Ring, Engine

Side clearance
Top
Standard 0.035 - 0.085 mm (0.0014 - 0.0033 inch)
Limit 0.11 mm (0.0043 inch)
2nd
Standard 0.030 - 0.070 mm (0.0012 - 0.0028 inch)
Limit 0.10 mm (0.0039 inch)
Oil ring
Standard 0.015 - 0.185 mm (0.0006 - 0.0073 inch)
End gap
Top
Standard 0.23 - 0.028 mm (0.0091 - 0.0110 inch)
Limit 0.56 mm (0.0220 inch)
2nd
Standard 0.48 - 0.55 mm (0.0189 - 0.0217 inch)
Limit 0.52 mm (0.0205 inch)
Oil ring
Standard 0.20 - 0.50 mm (0.0079 - 0.0197 inch)
Limit 0.96 mm (0.0378 inch)