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Old 10-20-2012, 02:53 PM   #5
Weldangrind   Weldangrind is offline
 
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Join Date: Mar 2009
Location: Sardis, BC, Canada
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That's exactly like the one we had. See how the exhaust pipe comes out of the head and then transitions into an expansion chamber? From there, it necks down to a small pipe and then feeds the muffler. That design is just like the Yamaha two-stroke.

I agree with Kato; the valves will need some love.
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"I figure I'm well-prepared for coping with a bike that comes from the factory with unresolved issues and that rewards the self-reliant owner." - Buccaneer


 
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