Barracuda "426"

I haven't received the spec sheet from the builder yet, just got the motor last week. What I can remember is that the Edelbrock heads flow in excess of 450CFM (I thought he said 480, but I'm not sure). Pump gas motor with 11:1 compression, a DeWinton crank (4.5 stroke if I recall), can't remember the rods, stage 5 rocker gear and valve covers Mopar crossram with the 770 Holleys, mechanical camshaft, Smith pushrods. Sorry, that's all I can remember for now, I
I'll post the actual specs when he sends it to me next week