I've just ordered a set of BKP Emeralds (for the Warmoth) and a Mississippi Queen neck (for the 85 Rhoads), and I still have a set of VHIIs and Holy Divers that I haven't yet installed.
I did sell off four pickups I wasn't using, so maybe the problem isn't as dire as it could be...
Well, you've taken the first step. The obvious second step is:
Buy more guitars to put them in!