Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Piston Ring End Gap Top Ring Standard 0.0079 - 0.0118 Inch (in)
Maximum Limit 0.0276 Inch (in)
Piston Ring End Gap Second Ring Standard 0.0079 - 0.018 Inch (in)
Maximum Limit 0.0276 Inch (in)
Piston Ring End Gap Oil Ring Standard 0.0079 - 0.0275 Inch (in)
Maximum Limit 0.0708 Inch (in)
Piston Ring Groove Clearance First Ring 0.0012 - 0.0027 Inch (in)
Piston Ring Groove Clearance Second Ring 0.0008 - 0.0023 Inch (in)