Replace that broken thermostat housing with a new one. 1 Required per Jeep.
This is the water outlet elbow that is used on 1941-1964 MB, GPW, CJ2A, CJ3A, DJ3A, Pick Up Truck and 4WD Station Wagon models. The elbow bolts to the head with 3 bolts and is machined to house the thermostat and the retainer.
Note: This does not fit 2WD Station Wagon, 2WD Sedan Delivery and Jeepster models due to the outlet is in a different position.
1 Required per Jeep.