I have a 440 that was first built in the 80s, the short block was blueprinted and has 9.5 cr, the heads are 452 s with 2.14 /1.81 and have been pocket ported along with port matched. About five years ago I found all the parts for this motor cleaned them up and reassembled it and added a NOS 557 mech mopar cam I had and an old M1 and 850 Holley. There's nothing trick or hight dollar just trw pistons mopar rockers and MSD ign.
520 hp @ 5900 545 tq @ 4700
Which TRW's did you use?
My guess is L2355F
440, 4-Speed, 3.54 1968, when Dinosaurs ruled the Earth