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
Gap (Top Ring) (1-6) 0.0100 - 0.0224 inch
Gap (Top Ring) (7-8) 0.0115 - 0.0240 inch
Gap (Second Ring) (1-6) 0.0229 - 0.0345 inch
Gap (Second Ring) (7-8) 0.0245 - 0.0366 inch
Piston Ring (Oil) Side Clearance 0.0016 - 0.0035 inch
Gap (1-6) 0.0084 - 0.0224 inch
Gap (7-8) 0.0100 - 0.0240 inch