Bottom End Shocker Build

67autocross said

So I can't seem to find a 7576 Air Gap intake to save the planet...how much power could it make with an LD 340....500,550.575hp....

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I don't think the LD340 would hold it back much compared to an AG. I think @pittsburghracer tested the Speedmaster not too long ago and it significantly restricted flow out of the box? I could be misremembering though.