Cooling system/temp unit questions.

In my 66 Polara 383, I recently did a timing chain replacement and installed a new water pump hosing which I cleaned thoroughly and replaced the temp sending unit with one from a1967 and up application, which the stud connector instead of the spade. This also eliminated the jumper wire from the factory to adapt the two harnesses. See photo...


I used a 180 degree T-stat (gates) which came with the used housing but did the hot water test and it opened at 180 degrees.
The car...

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