1990 International 4800 1.5 Ton; OE No. 1691469C2; OE No. 4694475C1; Superheat: 7.5;. 1991 International 4800 1.5 Ton; OE No. 1691469C2; OE No. 4694475C1; Superheat: 7.5;. 1992 International 4800 1.5 Ton; OE No. 1691469C2; OE No. 4694475C1; Superheat: 7.5;.