Help with identifying this intake manifold

[Scamp Rhonda]

I am hoping someone can help me identify this intake manifold. It is supposed to be 1957-1958 392 hemi.
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I don't understand numbers on it. Thanks, Steve

 

[Max1196]

1731703-2. should be 57 or 58 392 hemi

 

[Scamp Rhonda]

Perfect, thank you so much. That's what I was expecting but wanted to make sure.