Boyesen Power X-Wing

queen of spodes
Edited Date/Time 1/27/2012 7:29pm
How much difference do these doodads make, and where do they make power? Or do they just shift power around in the RPM range? RM125 with stock engine, stock reeds, PC pipe, stock silencer, jetted perfectly.



http://boyesen.com/xwing-mx
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BrodieBiking 10/18/2011 2:41pm
10/18/2011 2:41pm
Never seen it... I would also like to know the info ^
Skunk
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Skunk 10/18/2011 5:46pm
10/18/2011 5:46pm
I put 1 in my 2010 yz 250 . it had a pc pipe and silencer v force with spacer out jetted nice it didn't make it worse hard to say better maybe a little better off the bottem.
fiveseven
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fiveseven 1/4/2012 10:39am
1/4/2012 10:39am
had it on my rmz250 08. More bottom end and removed some bogging.
mxb2
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mxb2 1/4/2012 2:59pm
1/4/2012 2:59pm
fiveseven wrote:
had it on my rmz250 08. More bottom end and removed some bogging.
x2

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