This is a pre-'55 331 hemi with an aftermarket intake and stock heads. Notice the water outlets in the manifold. What you have, and I said it before, is an aftermarket intake for a '53 or '54 Chrysler 331 Hemi.
Centerline 64 Dodge Polara 426 Street Wedge - For when I want to go fast 99 Corvette Z-06 - For when I want to turn corners