Share 'Internal Neck bracing for electric'

Building my first 4 string electric now. I have some old P-bass pickups - the poles almost line up. Band-sawed a nice piece of African Mahogany into neck with headstock tilt. The problem - can't use the same old "neck-through-box" mindset. The pickup protrudes so far into the box that I have to terminate it about 3 inches from ingress point. Does anyone have any pics of internal bracing for som…