▁we igh s ▁ 5 4 2 , 4 3 2 ▁pounds ▁and ▁util izes ▁two ▁Model ▁ 6 4 5 E 3 A ▁V - 1 6 ▁dies el ▁engines , ▁each ▁r ated ▁at ▁ 3 , 3 0 0 ▁horse power , ▁for ▁a ▁combined ▁rating ▁of ▁ 6 , 6 0 0 ▁horse power . ▁Max imum ▁speed ▁was ▁set ▁at ▁ 8 0 ▁miles ▁per ▁hour . ▁By ▁ 2 2 ▁June ▁ 1 9 8 0 , ▁the ▁ 6 9 1 6 ▁was ▁placed ▁in ▁storage ▁due ▁to ▁a ▁decrease ▁in ▁traffic . ▁It ▁was ▁returned ▁to ▁service ▁soon ▁after , ▁but ▁by ▁ 1 9 8 3 , ▁most ▁of ▁the ▁D DA 4 0 X ▁types ▁were ▁stored ▁out ▁of ▁service ▁in ▁Y ermo , ▁California . ▁In ▁ 1 9 8 4 , ▁a ▁mot ive ▁power ▁cr unch ▁caused ▁Union ▁Pacific ▁to ▁re inst ate ▁ 2 5 ▁of ▁the ▁locomot ives , ▁including ▁the ▁ 6 9 1 6 . ▁The ▁locomot ive ▁was ▁finally ▁retired ▁from ▁service ▁on ▁ 1 6 ▁May ▁ 1 9 8 5 , ▁and ▁internally ▁g utt ed ▁as ▁a ▁parts ▁source ▁for ▁SD 4 0 ▁and ▁SD 4 0 - 2 ▁dies els . ▁The ▁unit ▁was ▁don ated ▁" as ▁is " ▁to ▁the ▁Ut ah ▁State ▁Rail road ▁Museum ▁in ▁ 1 9 8 6 . ▁ ▁The ▁D DA 4 0 X ▁locomot ive ▁type ▁was ▁nick named ▁" Cent enn