exhaust pipe turning yellow
#1
07-28-2008, 07:21 PM
exhaust pipe turning yellow
Hello all!
I have a 2005 c90 and the rear cylinder exhaust pipe is turning yellow at the header. The bike only has 5000 miles. I don't over rev the engine however I shift a little over the the compagny spec. Is this normal and why is it only the rear cylinder?
Thanks
I have a 2005 c90 and the rear cylinder exhaust pipe is turning yellow at the header. The bike only has 5000 miles. I don't over rev the engine however I shift a little over the the compagny spec. Is this normal and why is it only the rear cylinder?
Thanks
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