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Merc crank in 36LB block
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07-24-2014, 05:04 PM
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supereal
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Join Date: Jul 2014
Location: Iowa
Posts: 1,634
Re: Merc crank in 36LB block
Adapting a 4" crank for the 21 stud block is more difficult and costly than swapping for a later engine. As said above, the longer stroke crank usually doesn't provide enough difference to justify the change.
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