Well it sounds like you pulled the trigger, enjoy it! For the record (and not to shill for other products on this site) but there are stereo preamps designed to integrate with surround systems, like Parasound 2100, enabling dedicated stereo playback without any wiring rearrangement.
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Integra DRX 3.1, Outlaw 5000
Fronts - Golden Ear Triton 2, Center - Martin Logan Motion 8, Surround L/R - Energy Audissey A5+2,
Sony XBR65X850E
Oppo BDP-83, Sony UBP-X800
Roku Streaming Stick +
Music Hall mm5.1 table, Ortofon 2M Blue Cartridge, Cambridge Audio 640P Phono Preamp, Pro-Ject Speed Box
Belkin Pure AV Power Conditioner
Audioquest Type 8 speaker cable, Monoprice speaker Cable
Mostly Monoprice interconnects