440 Duster swap

I know it would be easier to do a wicked 408, etc etc....but...I realllly want make it a 440 down the road. It will be on the road this spring/summer with a 360/4 speed

I have tried to research what I need to swap a 440 in down the road. Please help me fill in the blanks. I will keep searching this forum as well.

TTI headers. From what I have read, don't even bother with anything else

Power steering retention. I am 50, I have no desire to go manual. Is this possible? The big block borgeson mopar setup, can I make this clear? I have no qualms smashing in some tubes on headers lol. I have seen electric steering posts on some of these threads as well.

Different bell, clutch, flywheel..

26" rad

Thoughts?