I cannot post in the for sale section yet but i found a pair of 1356 cpu on ebay for a reasonable price.
http://www.ebay.com/itm/Intel-Xeon-8-Core-1-6Ghz-LGA1356-QA9B-ES-Processor-/360670187082?pt=CPUs&hash=item53f99e4e4a
http://www.ebay.com/itm/Intel-Xeon-8-Core-1-6Ghz-LGA1356-QA9B-ES-Processor-/360670187082?pt=CPUs&hash=item53f99e4e4a