Posted by chris case on Monday, February 07, 2005 at 4:38PM :
In Reply to: hold it by a counter weight & tap with hammer posted by OTM Mike Stone (Idaho, USA) on Monday, February 07, 2005 at 2:41PM :
'Ringing' a crank is to find if it's cracked. Likewise, grinding will tell cast IRON from steel, but cranks are cast STEEL, or forged STEEL. The number on the crank will tell you, but you'll have to look it up someplace- maybe in a bearing/parts book?
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