BT 1130 – Blue Bird and Navistar International Charge Air Cooler
The BT 1130 all aluminum charge air cooler is an exact fit, OEM replacement for 1991 – 1993 Blue Bird School Bus with a variety of engine configurations and 1991 – 1993 Navistar International School Bus with a variety of engine configurations. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 27 inches from header to header, 19.49 inches from side to side, and 2.76 inches thick. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 4 inch inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.