mustang bass mod

Hey all, long time modder first time poster. Looking to swap the pickups in my MIM PJ mustang bass to do this mod: Only trouble is that the pickguard route for the original pickups seems like it’s gonna be too wide for the BS-DS and so I’ll need a new one bc I’m a freak and really don’t...

I've got a Fender PJ Mustang Bass, and love the sleek body & pickups in it, but have 2 problems. First, the short 19 fret neck ain't cutting it, so I want to slide in a new standard-sized neck, it'll be weird but I don't really mind. Problem two, I'm a college student. (poor) Any ideas? Any...