Dedicated to the Promotion and Preservation of American Muscle Cars, Dealer built Supercars and COPO cars. |
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#6
02-04-2010, 03:30 AM
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Re: Chambered exhaust
Several COPOs are known to have been ordered with it; however ZL-1 #3 was not one of them. The HP Cars test of it back in '69 had some excellent undercarriage photos showing the standard single muffler/dual resonator system. It was later restored with chambered.
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