Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Ring Gap
Compression Ring (Top) 0.012 - 0.022 Inch (in)
Compression Ring (2nd) 0..022 - 0.031 Inch (in)
Oil Ring (Steel Rails) 0.015 - 0.055 Inch (in)
Ring Side Clearance
Compression Rings 0.0016 - 0.0033 Inch (in)
Oil Ring (Steel Rails) 0.002 - 0.008 Inch (in)
Ring Width
Compression Rings 0.060 - 0.061 Inch (in)
Oil Ring (Steel Rails) - Max. 0.018 - 0.019 Inch (in)