1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 428Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 428

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bMeasure "Pi ton Diameter" (a kin across celller line of pist on pin )c ubtra ct piston di meter from cyli nd er bore diameter to determinPi ton to Bore Cl ea nee "dDe termine if 10 bore cl earan is c