Re: 69 Z Debut at spring Chevy Vettefest
 

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I have a 12A Z/28: Flat hood, narrow rear spoiler, 7K tach with 6K redline, 3.73 gears with posi, iron exhaust manifolds, battery not original. I am as crazy as I sound - What is a chambered exhaust?

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This will give you an idea but I agree about the Gardner exhaust systems, they are the best.

http://www.rickscamaros.com/dept.asp...40&level=2