
The Gates upper flexible heavy-duty coolant hose is a replacement upper radiator line for International/Navistar models using part 1954 from 1981–1989. It restores coolant flow between engine and radiator connections and follows original upper routing for heavy-duty trucks. Use this hose when servicing International/Navistar applications that require the correct flexible upper coolant connection.
Gates 81-89 International/Navistar 1954 Diesel Upper Flexible HD Coolant Hose