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Trying to take out he water jacket plug to put a manual temp sensor to control my second cooling fan switch and I am having a problem getting it out. I am using a 5/16th square bar stock tool but can't get the plug to budge. Any ideas on getting this out would be helpful. I have the coolent drained as I have just had to replace the radiator.
You're not the only one. I ported f body heads and one sensor is on the wrong head. I think you may need to heat it, If you try that let me know if you wreck your head.
Trying to take out he water jacket plug to put a manual temp sensor to control my second cooling fan switch and I am having a problem getting it out. I am using a 5/16th square bar stock tool but can't get the plug to budge. Any ideas on getting this out would be helpful. I have the coolent drained as I have just had to replace the radiator.
I'm just kinda curious on what your electrical plan is. As you know the WP temp sensor is designed to drive the PCM and related software. The PCM operates the secondary relay to run the fan.
What kind of sensor are you using and what is it going to be connected to (or drive)?
The amount of heat I felt safe using did not work for me. Then I rounded out the square hole. Yes, I started using bad language. my heads were off so I was able to drill out the plug and then chip the threads out with a pick. Not a fun couple of hours.