Sovik is an Engineering vendor located in the Valley of Honor in Orgrimmar.
He sells the following Engineering recipes:
These recipes are limited in supply, so you have to wait until they are back "in stock" if someone bought them before you. (or just buy them from the Auction House)
Location in Orgrimmar
Coordinates: 75.0, 24.4
/way Orgrimmar 75.0 24.4 Sovik