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blowing trans oil
Posted: Sun Sep 14, 2008 5:22 pm
by brucelee
Hello I have a05 crf 450r about 10 hrs on complete rebuild, athena big bore, crank valves.All of a sudden I started blowing trans fluid out of the trans vent tube. I pulled clutch side off does not look like any of the crank seals failed? Any one experiance this before or have any suggestions. thanks Bruce
Posted: Sun Sep 14, 2008 5:59 pm
by Asmith
Hey Bruce, welcome to the site!! Love your movies BTW...
Crankcase breather hose is blocked, pinched, etc.
The pinkish clear hose going down by the back of the carb has a black plastic cap on it. Remove the cap and drain it for starters.

Posted: Sun Sep 14, 2008 8:00 pm
by brucelee
Thanks for the info,unfortunately Ichecked the breather tube and its clear, if only it could be that simple,good luck with the matrix. bruce lee
Posted: Sun Jan 17, 2010 9:50 pm
by HumboldtMX284
that sounds not good