mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Cylinder Head Assembly > < Piston Pin, Engine|Specifications
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Piston Ring: Specifications

Rings

Ring groove width - top ...........................................................................................................................................  1.203-1.205 min (0.0473-0.0474 in.)
Ring groove width - 2nd ..............................................................................................................................................  1.17-1.19 min (0.0460-0.0468 in.)
Ring groove width - oil ............................................................................................................................................  2.501-2.503 min (0.0984-0.0985 in.)
Width - top .................................................................................................................................................................  1.17-1.185 mm (0.0460-0.0466 in.)
Width - 2nd ..............................................................................................................................................................  1.197-1.199 mm (0.0471-0.0472 in.)
Width - oil ........................................................................................................................................................................  2.38-2.45 mm (0.093-0.096 in.)
Ring gap (in bore) - top ...................................................................................................................................................  0. 16-0.31 mm (0.006-0.012 in.)
Ring gap (in bore) - 2nd ...................................................................................................................................................  0.33-0.48 mm (0.012-0.018 in.)
Ring gap (in bore) - oil ........................................................................................................................................................  0.2-0.7 mm (0.007-0.027 in.)

Cylinder Head Assembly > < Piston Pin, Engine|Specifications