Based on the good advice from Creakers, I bought myself a Wen 7.25 track saw, 2 Makita 55" tracks, a Freud blade, TSO guide rail connectors and a Cen-Tec Systems 94192 Quick Click 16 Ft. Hose for Home and Shop Vacuums.
I would still like to get a much shorter track compatible with Makita et.al.