i belive motor mounts and tranny should b the same but i dont think it will fit width wide i would try some ford forums i know ucan swap a 5.0 in it if u really wanted to but im not sure on the 5.4
iried every atoparts store truck stop and everything near me it was late on a friday night and the only place i found em was the dealer but im sure any quad shop should have em
bump back form the dead still for sale if anyone intrested i can get pics
my names scott 570 654 0530 also its a 350x motor not a 350s i dont even know if they made a 350s it was a typo