FILTER*ELEMENT, AIR, PRIMARY CARTRIDGE, PART #476741C1, FOR I.H. DIESLE BUS, ENGINE: V.8, NAVISTAR INTERNATIONAL OF 1992, 7.3 LITER INTERNATIONAL DIESEL, 170HP, C3000 RPM, CHASSIS MDL: 3700, (EQV. TO AF-979, FLEET GAURD)