1971 impala 2d project NEED HELP

so basically i have alot of questions to go over

I bought this 2door for 2500 newer 350/400t ten bolt stock non posi

And before i do anymore work it needs a new front end streering
And suspension rebuild kit i was wondering where i can get the parts
Because i look in impala bob eklers late great and classic industries
But i cant find the right componets


I also am looking for the filler below the passenger headlights
And a passenger front wheel well

If you have any suggestions plz