[rev box for 250ex] - ATV Riders Forums - Honda, Yamaha, Suzuki, Kawasaki, Polaris, CanAm, Arctic Cat, Kymco ATVs
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rev box for 250ex

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Posted by: the_coop

what is a rev box? i don't know what they are really and would it be a good peformance product fo ran 04 250ex?



thanks coop


Posted by: ryanh250ex

extends the 250's rev limiter to 9500 rpms

dont bother with it unless you are running one or more of the below...

no airbox
webcam
powroll kit
ported head
big carb


Posted by: hybrid_hatch

ryan..your close..

the "big gun" takes it to 9500 and the procom takes it to 9700..

but the rest you said stands very true..




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