If you're still looking for the SB block I have a EK-SB VGA 790i - Acetal, BRAND NEW with the plastic cover still on the brass base (bought for an EVGA 750i FTW but it conflicted with the back plate on the GFX
Search Results : Performance-PCs.com, ... sleeve it and they will come
PM me if interested and if so what your willing to part with for it
Cheers, Talon