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View Full Version : Banshee loses power when its hot.



GA-Banshee
06-13-2010, 06:56 AM
02 banshee with pro-circuit pipes, jetted correctly, K&N single air filter. When it gets hot it boggs down like its not getting enough air or like its running on one cylinder. Not sure what to do except take carbs apart and clean everything.

yamahahaha
06-13-2010, 07:41 PM
jetting?

Hondamaster5505
06-13-2010, 07:54 PM
Whats your jetting at? I bet it's off.

GA-Banshee
06-14-2010, 07:15 AM
I called pro circuit and they told me 285's i think. It runs awesome for the first 45 minutes of hard riding then when I stop and start up again it starts to bog down. That's why I think it has to do with the temperature not so much the jetting. Any idea's?

yamahahaha
06-15-2010, 09:29 PM
it should only take 10/15 mins to get a bike as hot as its gonna get,,, 20 or 45 minutes wouldnt make a difference. could it b that ur fuel tank is not being vented properly and not at atmonpheric pressure

lukey
06-16-2010, 01:35 AM
if you cant tune it rebuild it right good luck:devil:

JOHNDOE83
06-17-2010, 09:54 AM
My friend had a problem like this, it turned out his carbs werent synched properly, he bought a inexpensive air metering tool and synched the carbs and the problem went away?

That girl is freakin HOT, like a godess...lol.

Hondamaster5505
06-17-2010, 10:21 AM
Nice body but don't care for her face:p

By the way, you can manually sync them too. Won't be as accurate, but you'll be pretty damn close.

If you look on the side of the carb, you will see a little "window" on the slide part of the carb. Basically, just adjust the cables on top of the carbs with the throttle wide open, (engine off of course, lol) until you see the little "ping" dot in the window. It's hard to see without good lighting. At WOT, you should see the little dot in the window.

And bingo, carbs sync'd.

I still should do mine with a vacuum tool, but it runs pretty good with the manual sync.

yamahahaha
06-20-2010, 09:11 PM
^ manual sync is fine

lukey
07-04-2010, 04:05 PM
do a compression check when the engine is still warm and one when it is cold if it is less than 90 psi i dont think it would run to good.