1995 Mariner Mercury Outboards Service Manual 50HP 4-Stroke, Page 138Get this manual

1995 Mariner Mercury Outboards Service Manual 50HP 4-Stroke, Page 138

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Specifications CYLINDER BLOCK COMPRESSION RATIO CYLINDER BORE Type Displacement Number of Cylinders Compression Ratio Cylinder Compression (cold engine W.O.T Diameter (Std) (Oversize) 0.020 in(0.050 m