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Join Date: May 2011
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Exhaust question...

81 SC - I think stock. Recently aquired.

I was pokeing around under the car getting familar and assessing condition.

I was a little surprised to find that part of the exhaust just under the cylinders was not rigidly fixed to the exhaust pipe coming off the head flanges. Both were similarly moveable. I believe this is what is called the heat exchanger(?). Is it correct that these move somewhat relative to the engine?

This bit....


Old 08-03-2011, 05:51 PM
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The metal surrounding the exhaust tubes is not tight. If you were to remove the metal you would have headers, sort of.
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Old 08-03-2011, 05:59 PM
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Thanks Wayne. That what I was thinking. I believe they are there for the heating air to circulate over the 'headers' to provide the heating. Is this correct?
Old 08-03-2011, 06:08 PM
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Originally Posted by motogman View Post
Thanks Wayne. That what I was thinking. I believe they are there for the heating air to circulate over the 'headers' to provide the heating. Is this correct?
You are correct.
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Old 08-03-2011, 06:13 PM
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Quote:
Originally Posted by motogman View Post
Thanks Wayne. That what I was thinking. I believe they are there for the heating air to circulate over the 'headers' to provide the heating. Is this correct?
Correct.

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Old 08-03-2011, 06:14 PM
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