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Home >> Ford >> 1990 >> Mustang L4-140 2.3L SOHC >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Block Assembly >> Piston Ring, Engine
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Piston Ring, Engine






Compression Ring Width (Top) 0.058-0.059 inch
Compression Ring Width (Bottom) 0.058-0.059 inch
Compression Ring Side Clearance (Top) 0.002-0.004 inch
Compression Ring Side Clearance (Bottom) 0.002-0.004 inch
Compression Ring Gap (Top) 0.010-0.020 inch
Compression Ring Gap (Bottom) 0.010-0.020 inch
Oil Ring Gap (Steel Rail) 0.010-0.049 inch
Oil Ring Gap Snug Fit
Ring Gap Service Limit 0.006 inch (Max)