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My new parts arrived including a heater valve, short pipe, fan switch, rubber hoses, and some gaskets. The PO hacked up the hole through the fire wall. And the long pipe took some re-bending in order to gain better clearance from the new short pipe.
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I also needed to cut the dog ear off the heater box to be able to bolt the short tube onto the valve. This also eliminates the support bracket for the 2 tubes.
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My hope was to add the proper gasket at the firewall but there was no way to do the repairs needed without pulling the engine and gaining access. It seems to me that without proper support of the heater tubes, engine vibration would transfer to the mounting surfaces at the heater core and cause leakage, wear, or some other problem. My fix was to add some cut aluminum screen around the heater pipes and then spray in some minimal expanding hard foam sealant. Not too pretty, but it is up out-of-sight. Tomorrow, after it cures, I'll connect the hoses. Maybe trim some of the foam.
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