Re: CV 746 C PCV valve differences
use caution when buying ones that looks original. some on ebay have been questionable in my opinion. you can buy blue chem dye that machinists use to see lines scribed on metal. It can be had in a color very close to the factory purple dye.
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67 Z28, 67 RS/SS 396 Canadian, 73 Camaro Z28/LT Carolina Blue
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