Keg intake to 4 bbl m1 intake

TT5.9mag said
The amount of work to use that manifold with the factory efi will not be worth it. Buy the efi edlebrock rpm from Hughes engines and it’s a direct swap.

I agree...Those manifolds are also total pieces of casting nightmare *****.
The port windows are a mess all of them are too low.

Now the Hughes you post a link to, that's a nice piece