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I have a 1999 corvette with tpis headers. There is ticking noise comming from the pipes especially under the car on both sides. i can hear it slightly from the engine bay but not as loud as under the car. Are the header so thin that they let the noise out. My car runs fine, it is just the ticking noise the bothers me.
it isnt as loud when it is cold but is more noticable when it is up to operating temp. Will buying better stainless steel headers reduce the noise. I also did a head,cam,z06 intake and push rod upgrade. Any help would be appreciated.
Last edited by hermancar; Sep 3, 2011 at 10:02 AM.
Is this the sewing machine noise you are refering to? I have tpis headers as well and my car makes a slight ticking noise. I wouldn't say it was the headers more like the valve train noise.
It would be hard to imagine the headers cause the noise. I have them too for maybe 8 years. Never noticed any noise from them and for various reasons I've been under there with the car running. I'd think there is another source of the noise and you just hear it via the headers.
I had the header installed back in may and the ticking was there from the very beginning. The mechanic said the joint werent leaking but no mention of the welds. The headers were used and i had to have one of the oxygen tubes welded. Are stainless steel headers any thicker and may reduce or eliminate the ticking in the pipes. Thanks
Well... You probably should have made your installer do it right the first time if the ticking has been there since they were put in. You likely have a pinhole leak somewhere or you have a loose connection or a worn gasket allowing the passage of air. Did you use new gaskets during the install? If so, what kind?
Is there a joint near where you hear the ticking? Are the bolts there tight? You can use a little soapy water to detect an exhaust leak. Look for the air bubbles...