I hope someone is still watching this thread,
I bought the Pioneer FS-52s, the SP-C22, and the SW-8MK2. I have yet to buy the SP-BS22-LR, I'm using some no name towers I had as surrounds for now.
My receiver is a Onkyo TX-NR646.
I set up the crossovers to 80Hz for all the Pioneers and 100Hz...