2 of the very best cpu coolers for lga 1366 Supermicro dual socket (2 x5690) under $25 and the case is the Rosewill 4U Server Chassis RSV-L4000, i got 2 of this ones
https://www.amazon.com/gp/product/B01N2W66ZB/ref=oh_aui_detailpage_o01_s00?ie=UTF8&psc=1
but i don't know if they're trustworthy.
https://www.amazon.com/gp/product/B01N2W66ZB/ref=oh_aui_detailpage_o01_s00?ie=UTF8&psc=1
but i don't know if they're trustworthy.