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Re: 3/4 ton big block with SMOG?
my 72 402 Cheyenne Super,built at the Fremont plant in Sept 71,has a TKX engine with no air pump or any other emissions equipment that i've found.it does say on the build sheet VJ9 Emission label,TF5 Cal Assy Emission and a YF6 Cal Proc Option? but there isn't or wasn't any emission equipment on it.
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