FBO or MSD what do you use?

I run:

my 73 dart, stock 318 2bbl, stock ignition
74 cuda, stock 360 4bbl, stock distributor with orange box & stock replacement coil.
70 challenger, midly modified 440, msd 6al, blaster coil, stock MP distributor.
68 300, stock 440, MP kit, (orange box)Accel coil.
66 newport, stock 383 2bbl, Pertonix Ignitor II with matching coil.