Before rebuilding your current crossovers, I would look into building or buying a Klappenberger crossover. His website is http://www.alkeng.com/
I upgraded my crossovers that you can change the attenuation of the mid horn to match your room, taste, equipment, etc. Very customizable!
I upgraded my crossovers that you can change the attenuation of the mid horn to match your room, taste, equipment, etc. Very customizable!