crf50 spuddering

yz80nbeast

Member
Jan 25, 2007
171
0
http://www.youtube.com/watch?v=eDDR6098ZQk

my friend is having this exact problem with his bike the throttle,spark plug,and slide are brand new and we tried cleaning the carb but still not luck it still does this but deos not rev as high.

can u guys please help he would be verry thankful
 

yz80nbeast

Member
Jan 25, 2007
171
0
nevermind guys i found out the problem it was the cdi box was not the right one for the bike
 
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