Pipe dream motor swap: What would you bolt into your A-Body?

I'm working on mine also. 341 early Desoto Hemi, 10:1 custom forged pistons, Total Seal gap less rings, solid roller cam, 2.02 stainless SBC intake valves, 1.74 BBM stainless exhaust valves. Beehive springs, Hot Heads aluminum intake and 750 cfm Carter AVS, 340 recurved distributor and oil pump. Original rods, block, heads, crank, and rockers. Custom Charlie's oil pan, almost there. Transmission is an original Chrysler "A" body 4 speed with Passons Hemi O/D gear set. Original clutch linkage and Ansen blow proof bellhousing, McLeod 10.95 BW/Long clutch and pressure plate. 1964 Barracuda Hurst shifter and linkage. 8 3/4 3.91 Power Lok sure Grip in 742 housing. All in a 67 fastback Barracuda. I can't wait.