View 2 Photos View 0 Videos Cummins NTA400 Engine for a 1977 Western Star 4900 Recently Updated Contact for price NTA400 SMALL CAM HAS JAKES CORE!!, Serial#: GET, Horse Power: 0 ConditionUsedFits To Make(s)Western StarFits To Model(s)4900Will Fit Year(s)1977Stock Number91525-1 MLS Number13820075CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info