Quote:
Originally Posted by cas3
i agree with GB, never heard of the stamp. i always thought it was the size of the clean out plug, which is not a for sure, and then measure the stroke
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That's not 'stamped'-in. That is 'cast'-in at time of manufacture. Bill Boomer noted that if the crank was "marked with EAC, 1CM or 0CM, it should be a Merc crank". Click the link below! DD
http://myflatheadford.com/identify-4...ry-crankshaft/
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