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Old 04-13-2017, 12:08 AM   #5
cwdodson88
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Join Date: Oct 2011
Location: The Dalles, Oregon
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I've heard of people using the rear thrust penta 90-92mm (stock is 86mm) stroke crank from the ohc motors in b20s using either aftermarket pistons, or scarier, milling the pistons... I've never had the opportunity to see what the innards look like, so just hear say, but the numbers are right.
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Last edited by cwdodson88; 04-13-2017 at 04:04 PM..
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