Author Topic: Sticky Exhaust Valves  (Read 1371 times)

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projectile

  • Guest
Sticky Exhaust Valves
« on: May 13, 2005, 03:09:18 PM »
Hey Guys,
I have checked about everything else; the timing, the ehhaust pipes, the plugs and the coils, everything but the exhaust valves and the carbs (the carbs are a major project I would like to avoid if possible).
The Symptoms:
slight backfiring
a poofing sound or a clicking sound from the engine followed by a jump in accelleration
a lag in acceleration and trouble starting cold

Is a sticky exhaust valve an easy fix or a real pain?

Thanks,
Jonathan

Mikeshonda750F

  • Guest
Re: Sticky Exhaust Valves
« Reply #1 on: June 25, 2005, 03:10:51 PM »
Get a water bottle (like a windex bottle) and fill it full of water. Warm the bike up... hold the throttle (with air box removed) and spray the water directly into the carb throats... it will cause the bike to smoke while your doing it but water takes carbon off of internals pretty good.

projectile

  • Guest
Re: Sticky Exhaust Valves
« Reply #2 on: June 25, 2005, 04:50:26 PM »
Really? That sounds nuts. Has anyone else tried this? If it works I will try it.
thanks,
jonathan

Offline MRieck

  • Really Old Timer ...
  • *******
  • Posts: 10,561
  • Big ideas....
Re: Sticky Exhaust Valves
« Reply #3 on: June 25, 2005, 05:54:30 PM »
It's a real old trick.
Owner of the "Million Dollar CB"

projectile

  • Guest
Re: Sticky Exhaust Valves
« Reply #4 on: June 25, 2005, 09:00:30 PM »
OK thanks for the advise I will try it tomorrow.
Thanks,
Jonathan