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View Full Version : yz conversian to 300



redrider69
05-18-2004, 05:56 PM
does the engine of the yz 80 bolt right up to my 300ex frame or will i have to do some moddifying i found a cheap yz 80 motor and wondering how hard the conversion is and if anybody has any pics or anything all help wanted thnks

bradley300
05-18-2004, 09:55 PM
i'm sure there is some fab work needed, but it shouldnt be much, there are quite a few of cr80 300ex's out there

RMX500
05-18-2004, 10:31 PM
you'll probably need some new mounts.. will be a sweet project though. i'd wanna stick a 125 in maybe.

bradley300
05-18-2004, 11:44 PM
i think alot of people do this conversion to run the 90 mod class at the gnc's