Mine looks differnt than his I guess, I have an 89, 4.0. I have elimenated the heater core actuator but my coolant lines run differnt then his, both mine run from the thermostat area, and one from the thermostat. And were mine enters the heater core is a three way were one line goes to the overflow resivior. :help: I'm just desperate for heat I've open up another post on it if you have anything for me.