Operation CHARM: Car repair manuals for everyone.

Piston Ring Gap & Groove Clearance

Piston Ring Compression Second Groove Side Clearance 0.0016-0.0031
Second Ring Gap 0.0012-0.0177
Top Groove Side Clearance 0.0020-0.0035
Top Ring Gap 0.010-0.020
Piston Ring Oil Gap 0.010-0.030
Groove Clearance 0.0005-0.0087