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high pitched noise (like mosqito sound) from engine

Originally Posted by thompsontechs Not to steal your thread, but I have a noise as RPM falls anyone know what it is? Have a listen here: http://pinetreepistolclub.com/jims/Glow.wmv Heat-shield? Sounds like

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high pitched noise (like mosqito sound) from engine high pitched noise (like mosqito sound) from engine
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Old 07-08-2014, 02:27 PM   #14 (permalink)
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Originally Posted by thompsontechs View Post
Not to steal your thread, but I have a noise as RPM falls anyone know what it is? Have a listen here:

http://pinetreepistolclub.com/jims/Glow.wmv

Heat-shield?
Sounds like you have HFC's. I have them as well and it sounds the same. The hiss is indigenous to HFC's.
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