one of them is for duel 1 barrels and the other is for a 4 barrel.they will both fit just about any chevy inline 6.i've had them for a very long time.they are in very good shape.i've have them both bead blasted.i've tryed to look them up and can't find any info about them.there really old.does anybody even know what they would be worth???please let me know???thanx.

I am not sure what they are worth either but I would be interested.
419-618-1307

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It's amazing what you can accomplish when you don't care who gets the credit.-
Harry S. Truman

I have an Offenhouser intake on my 4wd Ford 300 6cyl. with a 2 bbl. holley. Something you don't see much at all. Rare stuff.