Alum Manifold
I picked this up back in 85 the # is 3933198(notice the 3's,the old numbers were ground off and these stamped on.tho I'D say it's factory.on the bottom is a manuf.date of 73.and the center intake curtain has been opened(factory).so what do you think?Chevy aftermarket L-88\ZL1 piece?let me know.I'll post more pics if needed.
Oh and Hi to all!
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