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Old 04-02-2006, 10:10 PM   #1 (permalink)
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Join Date: Mar 2006
Posts: 8
Angry white/grayish smoke out of crankcase breather

I just noticed i'm getting some white or grayish smoke out of the crankcase breather. This is a 92 Katana 750. It has about 20,000 miles on it. I just adjusted the valves, cleaned & jetted the carbs, put K&N pod filters on, new plugs, oil & filter change, new exhaust (not really related), and it ran fine last year. It could have been smoking out of the crankcase breather before and i didn't notice it because i had the stock box on that routed the crankcase breather exhaust back into the air box...?

Anybody have any idea what is causing it? Major problem?

It will start smoking once the engine warms up. It increases if i rock the throttle. Its not a lot of smoke. I probably wouldn't notice it if i had the tank and fairings on. Just almost like there is a cigarette burning inside the crankcase or something...?