hey I just installed my heater core can anyone tell me how the water lines are supposed to run as It was all disconnected when I bought it, A schematic would be helpful, Doses it run from the piece going to the inside of car to the top of the core from the left side of piece going inside car to the back of the engine or the front bypass hose connecter, Then back of engine at lower heater connection from inside car, Its all been blown out no more rust in core any help would be much appreciated.