View 0 Photos View 0 Videos 1994 Detroit Series 60 12.7L Engine for a Peterbilt 377 $11,400 USD (USED) Detroit 60 SER 12.7 Warranty: 180 Day Parts Only Assembly#: 6067GK60 Serial#: 06R0171516 Horsepower: 370 ConditionUsedAssembly Number6067GK60Fits To Make(s)PeterbiltFits To Model(s)377Stock Number25937206 MLS Number14135673CategoryEngines Last Updated4/11/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info