The game's collection data lists Flaming Core Chestguard as sold by a vendor NPC in Kun-Lai Summit. The vendor stands at 50.7, 42.1 on the Kun-Lai Summit map.
Vendor NPC, zone and position come from the client's collection source tables (CollectableSourceInfo and CollectableSourceVendorSparse); coordinates are the in-game map readout.
Build history
First seen in build 5.5.4.69585 (Mists of Pandaria).
Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Flaming Core Chestguard Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Flaming Core Chestguard suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Flaming Core Chestguard is part of the transmog set Flamewaker's Battlegear (Hunter only). The other 16 pieces:
2 other items in the current build are also called Flaming Core Chestguard. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 71005 (70999 to 71010) were usually added in the same batch as Flaming Core Chestguard: the same quest line, zone, vendor or reward set.