Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Ring Side Clearance Compression (Top) 0.030-0.068 mm
Compression (Bottom) 0.030-0.068 mm
Oil Ring Snug Fit
Ring Gap
Specification in 90.200 mm diameter gauge.
Compression (Top) 0.006-0.0018 inch
Compression (Bottom) 0.0018-0.0022 inch
Oil Ring (Steel Rail) 0.15 -0.65 mm