5 0 Mack ENDT 676 Engine for a 1978 Mack RD685S $6,500 USD (Used) 1977 Mack ENDT-676, ENGINE ASSEMBLY- Family Number: 7, Horsepower: 283, Serial Number: 14454, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK... ConditionUsedHorse Power288 HPFits To Make(s)MackFits To Model(s)RD685SWill Fit Year(s)1978Stock NumberP-84830 MLS Number13012567CategoryEngines Last Updated9/4/2024 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info