View 0 Photos View 0 Videos 2014 Cummins ISX12 G Engine for a Kenworth T660 $13,180 USD (USED) Cummins ISX12G Warranty: 180 Day Parts Only Assembly#: 3647 Serial#: 75024951 Horsepower: 400 ConditionUsedAssembly Number3647Fits To Make(s)KenworthFits To Model(s)T660Stock Number26051109 MLS Number14550635CategoryEngines Last Updated8/28/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info