Trick Flow SBM Heads

I can't believe I'm even saying this and saying my friend LOL.. but either my friend hasn't a clue what he's doing or somehow somebody's numbers are pretty fantastic... 74 duster Front halfed - back halfed 440 Stroker tunnel ram now fuel injected from dual quads Dart heads everything possible fiberglass full effort...
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Somebody needs to explain to me how is a stock compression 440 going to match this et???... Or is that story just 40 years of memory loss....


So you think it is doable or not. Not sure what Dart heads mean but this is a Stroker right?