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1967 400 hp tripower intake port

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Old 03-13-2015, 12:42 PM
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7ltricetr
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Default 1967 400 hp tripower intake port

Am I just missing a pressed in steel plug here? See photos of mine and one I found on here with a plug. California cars had a tube? and non had a plug? Or were they not drilled on regular intakes (non CA).

If it is a plug, does anyone know the size or where to get one?
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Old 03-13-2015, 01:15 PM
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jrm5657
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Dorman sells the right size plug for that hole but I don't recall what size it is, 9/16" maybe?? Measure it with a set of calipers and search for it under Dorman Products.
Old 03-13-2015, 02:04 PM
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7ltricetr
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How about weather they all had this port vs CA only cars? Anyone know?
Old 03-13-2015, 09:37 PM
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JohnZ
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Originally Posted by 7ltricetr
How about weather they all had this port vs CA only cars? Anyone know?
Yes. All 3x2's had the upper pressed-in tube, for a hose to the PCV valve in the RH valve cover. On California K-19 (A.I.R.) cars, the manifold had a pressed-in tube from the engine plant in the lower hole for a hose to the mixture control valve on the RH valve cover; on non-K19 cars, that lower hole in the manifold had a steel cup plug in it from the engine plant.
Old 03-13-2015, 11:24 PM
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7ltricetr
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Originally Posted by JohnZ
Yes. All 3x2's had the upper pressed-in tube, for a hose to the PCV valve in the RH valve cover. On California K-19 (A.I.R.) cars, the manifold had a pressed-in tube from the engine plant in the lower hole for a hose to the mixture control valve on the RH valve cover; on non-K19 cars, that lower hole in the manifold had a steel cup plug in it from the engine plant.
Thanks John. That's the answer I was hoping for!

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