<div dir="ltr"><div><div>Michael,<br><br></div>Good question! When I get home, I'll get out my various thread gauges and check (I'm currently working and on a Europe trip but will return late Tuesday). I suspect that it might be a Whitworth thread, possibly British Standard Pipe (BSP) a.k.a. as BSPP (Parallel) versus BSPT (Tapered).<br><br></div>Curt<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Oct 18, 2015 at 4:31 AM, Michael Oritt <span dir="ltr"><<a href="mailto:michael.oritt@gmail.com" target="_blank">michael.oritt@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_default" style="color:#3333ff">I must remove the temperature gauge and sender from my car for repair. I would like to cap off the radiator fitting so that I can run the car in the interim. </div><div class="gmail_default" style="color:#3333ff"><br></div><div class="gmail_default" style="color:#3333ff">Does anyone have an idea what is the thread at the radiator aperture or a suggestion as to how I can go about doing this?</div><div class="gmail_default" style="color:#3333ff"><br></div><div class="gmail_default" style="color:#3333ff">Best--Michael Oritt</div></div>
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