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What thread size is the coolant temp sender in the head?

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Old 04-14-2008, 07:54 PM
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Default What thread size is the coolant temp sender in the head?

I went to install my Autometer water temp gauge with electric sender and of course none of the generic sizes fit (drive side front hole on head). Anyone know what size is the hole so i can get an adapter for my temp sensor?
Old 04-14-2008, 08:06 PM
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M12x1.5 .I think Summit carries the bushing. I had a die and cut the metric threads in the adapter that was supplied with intentions of getting the proper one later, but it never leaked so I left it.
Old 04-14-2008, 08:10 PM
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Haha i think i will do the same as my work is next to Autozone and they'll loan a tool to me at the desk and do it real quick. Awesome Idea man! Did you put any RTV of teflon on it? I'll probably put some of the 10,000psi hydraulic line past i put on my remote oil lines and assume that'll work. It holds up to my 55psi cranking oil psi.
Old 04-14-2008, 09:33 PM
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I used teflon tape.



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