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A “Gen 3” intake manifold arrived from what I thought was a deadbeat ebay seller that I purchased on 6/9. The number on it is 12573572. It is this a LS6 intake? Viewed from the end the bottom has a profile that is not perfectly flat. The bottom of the port surfaces are about 3/8" or more below the rest of the bottom.
So far I can’t find a dealer who will run the number. I know LS6 manifolds have a 88890523 number and a 88894339 number. 12573572 is a discontinued number, but is it a discontinued LS6 number or something else. I’d hate to chuck this thing if it’s the real deal.
I still need help to identify this manifold. Could some one post a picture or two showing the LS6 intake from an angle that shows what is meant by flat bottom?
Designer Imagines A Corvette That Looks More Like a Corvette Than the Corvette
Slideshow: A Jaguar designer's personal project imagines what a modern front-engined Corvette might look like if Chevrolet revisited the golden age of the Stingray.