BT 1131F – Aluminum Navistar International Charge Air Cooler


The BT 1131F all aluminum charge air cooler is an exact fit, OEM replacement for Navistar Internationals. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 25.875 inches from header to header, 23.82 inches from side to side, 1.63 inches thick, and 2.00 inches inside the header. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 3.50 inch inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Core Measurements
Click for image
25.875 23.82 1.63 2.00


Additional Details
Inlet 3.50 inch
Outlet 3.50 inch
Construction Material Aluminum