Operation CHARM: Car repair manuals for everyone.

Piston Ring

Piston Ring-To-Ring Groove Clearance Top Standard 0.035 - 0.065 Millimeter (mm)
Second Standard 0.030 - 0.070 Millimeter (mm)
Oil Standard 0.060 - 0.150 Millimeter (mm)
Top, Second Maximum 0.15 Millimeter (mm)
Oil Maximum 0.20 Millimeter (mm)
End Gap Top 0.15 - 0.30 Millimeter (mm)
Second 0.30 - 0.45 Millimeter (mm)
Oil 0.20 - 0.70 Millimeter (mm)
Maximum 1.0 Millimeter (mm)