I have actually heard of the stinglay complaint a bunch, probably the most common statement I hear about the bass really.
If the bridge worked perfectly fine before you changed the neck, obviously the neck isn't installed correct.
Carvin LB76 / Dingwall ABZ ! Support Local !
MarkBass SD 800
Epifani UL2-310 / fEARful 1212/6
! Rocking against all gods !