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Honda MX & Off-Road Dirt Bikes
2003 cr125 cylinder ???
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[QUOTE="Pete Payne, post: 1263820, member: 20445"] Eric is right , the base stud pattern is didfferent from 02 to 03 . (Eric , you the man !) 78TA , to get to 144 cc's you would need to do the 3mm overbore along with a stroke increase of 2mm for a total stroke of 56.5mm actual displacement would then be 144.174cc's [/QUOTE]
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Dirt Bike Discussions By Brand
Honda MX & Off-Road Dirt Bikes
2003 cr125 cylinder ???
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