NEW HVAC HEATER CORE FRONT FITS MAZDA 94 B2300 94 B4000 91-94 NAVAJO E0TZ18476D 60137 9010244 E0TZ18476D E27H18476AB 100% NEW and Made with the Highest Quality Components Available Full One Year Warranty Computer tested for consistent Quality and unsurpassed reliability HVAC Heater Core - Location: Front Core Size: 7 1/4" x 5 4/5" x 1" Inlet Size: 5/8" Diameter Outlet Size: 5/8" Diameter Source: Aftermarket