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View Full Version : YFZ 450 low end studdering, problem



bansheerider98
04-29-2007, 07:50 AM
my ro has a new 07 yfz 450 and when he rides it at a lower revv it kicks and sputtrers, like 1/3 revv to 1/2 revv it does it. so whats wrong, or is that normal, and woud a pipe /header and new intake help at all>?

P.S. recently jetted to the weather conditions, so probbbly is not the problem.

YFZ450 11x
04-29-2007, 09:12 PM
I know you say you rejetted but it sounds like your needle:rolleyes: