Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Piston Ring (Compression) Side Clearance (Top Ring) Keystone-Type Ring
Side Clearance (Second Ring) 0.0015-0.0031 Inch (in)
Gap (Top Ring) (1-6) 0.0100-0.0224 Inch (in)
Gap (Top Ring) (7-8) 0.0115-0.0240 Inch (in)
Gap (Second Ring) (1-6) 0.0229-0.0345 Inch (in)
Gap (Second Ring) (7-8) 0.0245-0.0366 Inch (in)
Piston Ring (Oil) Side Clearance 0.0016-0.0035 Inch (in)
Gap (1-6) 0.0084-0.0224 Inch (in)
Gap (7-8) 0.0100-0.0240 Inch (in)