Detroit Series 60 12.7L DDEC-4 NON EGR ENGINE. Model: Series 60 12.7 liter DDEC-4 (DDEC-IV) NON-EGR. Engine Serial Number: 06RE148464. Engine Model Number : 6067-MK60. Full Jake Brake Engine (Front + Rear Jakes). Engine remanufactured in December 2015. Bus decommissioned in August 2019. Current mileage on engine since overhaul 134k miles. This is a genuine Detroit Remanufactured Engine. All internal components are OEM DETROIT PARTS. Engine was ran in the bus prior to removal and passed quality inspection checklist: Blow by test, Engine coolant temp, Oil pressure test, electronic diagnostic test, and oil analysis test. VIDEO OF ENGINE RUNNING IS WHEN IT IS WARMED.