Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Piston Ring End Gap Top 0.006-0.011 Inch (in)
Second 0.010-0.015 Inch (in)
Oil 0.008-0.028 Inch (in)
Piston Ring Side Clearance, Compression Top Ring 0.0008-0.0026 Inch (in)
Second Ring 0.0012-0.0028 Inch (in)