help me decode my 3rd gen hemi

its out of a truck i am planning on putting it in my 71 twister duster with the msd hemi 6 controller and a carb what else do i need to look for that i will need to know when ordering parts for this engine. also i am needing a good crank for it i really would rather a 6.1 crank because they are forged but im open to any good deals