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Home >> Ford >> 1999 >> Mustang V6-3.8L VIN 4 >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Block Assembly >> System Specifications >> Piston Ring
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Piston Ring

Ring Width Compression (Top) 0.05748-0.05866 Inch (in)
Compression (Bottom) 0.05748-0.05866 Inch (in)
Oil Ring Side Seal-Snug Fit
Service Limit Side Clearance 0.0006 Inch (in)
Ring Gap Compression (Top) 0.17-0.33 Millimeter (mm)
Compression (Bottom) 0.3-0.55 Millimeter (mm)
Oil Ring (Steel Rail) 0.00591-0.02559 Inch (in)
Side Clearance 1st Ring 0.00118-0.00315 Inch (in)
2nd Ring 0.00118-0.00315 Inch (in)