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high pitched noise (like mosqito sound) from engine

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?

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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, 12:13 PM   #1 (permalink)
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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?
Last edited by thompsontechs; 07-08-2014 at 12:18 PM.
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Old 07-08-2014, 02:27 PM   #2 (permalink)
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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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Old 07-08-2014, 02:34 PM   #3 (permalink)
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Sounds like you have HFC's. I have them as well and it sounds the same. The hiss is indigenous to HFC's.


It's the biggest thing I miss about going to the turbo. That noise is fantastic!
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