Amenherkhepshef is buried in the tomb in the valley that housed pharaohs from what time frame?
Amenherkhepshef:  He lived in the Twentieth dynasty and was buried in the reused sarcophagus of Twosret, in the reused tomb of Chancellor Bay, KV13, in the Valley of the Kings, on the west bank of the Nile, in Thebes, Egypt. Valley of the Kings: The Valley of the Kings (Arabic: وادي الملوك‎ ‎ "Wādī al Mulūk" ), the "Valley of the Gates of the Kings" (Arabic: وادي ابواب الملوك‎ ‎ "Wādī Abwāb al Mulūk" ), is a valley in Egypt where, for a period of nearly 500 years from the 16th to 11th century BC, rock cut tombs were excavated for the Pharaohs and powerful nobles of the New Kingdom (the Eighteenth to the Twentieth Dynasties of Ancient Egypt).
16th to 11th century BC