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Piston Ring, Engine

Piston Ring Groove Depth Top Compression 0.158 - 0.163 Inch (in)
2nd Compression 0.0166 - 0.171 Inch (in)
Oil Control 0.150 - 0.155 Inch (in)
Piston Ring End Gap Top Compression 0.010 - 0.018 Inch (in)
2nd Compression 0.023 - 0.033 Inch (in)
Oil Control 0.010 - 0.030 Inch (in)
Piston Ring Side Clearance Top Compression 0.0013 - 0.0031 inch
2nd Compression 0.0013 - 0.0031 inch
Oil Control 0.0009 - 0.0079 inch
Piston Ring Width Top Compression 0.0463 - 0.0471 Inch (in)
2nd Compression 0.0581 - 0.0589 Inch (in)
Oil Control 0.073 - 0.079 Inch (in)