This is topic Gt40 heads? in forum General Talk at Northern California Ford Owners .
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Posted by Stang66 (Member # 10504) on
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Can they be used an still pass smog legally?
Posted by 98 ROUSH (Member # 10309) on
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I'm pretty sure they will
Posted by RONIN (Member # 9987) on
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Yes sir they can
Posted by Stang66 (Member # 10504) on
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Okay, because I was reading about not having the holes used for the smog stuff
Posted by RONIN (Member # 9987) on
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If they are factory Ford GT-40 heads from an explorer or cobra they will have smog ports.
Posted by driftnotch (Member # 7958) on
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i think gt40p heads dont have smog provisions
Posted by sydewayzLX50 (Member # 10217) on
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They'll both pass the sniffer, but gt40p's wont pass visual due to the lack of thermactor passages
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