Re: 650-650X What's the difference?
if the motor was ported right its very possable . its a light ski and the old doos crank with some porting work done :-) ya never know untill you rip it apart lol
if the motor was ported right its very possable . its a light ski and the old doos crank with some porting work done :-) ya never know untill you rip it apart lol
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