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  1. Need suggestions on mods 4 my 300EX

    Performance Modifications
    Well i need all the help i can get. I just bought myself a 2003 TRX-300-EX that i know very lettle about. I know that he had put a stroker piston and has been bored...but i dont know how much. It has a raching clutch and new sprokets and chain. It had FMF header and silencer.he wrecked it and...
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