GM 2089B – Chevrolet Truck, 1978-81 V8 19 Inch Tall Radiator With 2.75 Wide Mount Aluminum Radiator

The GM 2089B is an all-aluminum radiator designed as an exact fit, OEM replacement for a variety of 1978-1981 Chevy trucks with big-block engines. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core has two rows of 1.25 inch tubes and measures 19.50 inches from header to header, 28.378 inches from side to side, and 2.75 inches thick. The aluminum tanks are TIG welded to the core and have a 1.25-inch inlet and a 1.50-inch outlet.