A cross-flow lightweight aluminum/plastic radiator is used. The radiator incorporates a brazed aluminum cross-flow tube and center core. Plastic end tanks are fastened to the core with clinch tabs and sealed with a high temperature rubber gasket. The right side end tank houses a transmission oil cooler. Oil cooler fittings are sealed to the tank with rubber gaskets and nuts. The radiator drain is plastic and is located at the bottom of the left side plastic tank.