Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

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