I could not tell from his description (not sure if I put that in my post or not) where his leak was (above or below the cap seal). I have not had any cooling issues at all. Since the takeoff is on the bottom of the radiator I shouldn't have air in the system.
On Wed, Jun 25, 2008 at 9:41 AM, Keith Tanner <[EMAIL PROTECTED]> wrote: > The difference is that the Red Beast's "leak" only occurs when the > coolant system pressure is higher than the radiator cap pressure, wheras > Bryan's leak occurs as soon as any pressure is built up at all. And in both > cases, cooling suffers when there's air in the system. > > Keith Tanner > Flyin' Miata > [EMAIL PROTECTED] > http://www.flyinmiata.com > 1-800-FLY-MX5s (orders) > 1-970-464-5600 (tech) > 2008 FM Open House: August 14-17 > > > ------------------------------ > *From:* [EMAIL PROTECTED] [mailto: > [EMAIL PROTECTED] *On Behalf Of *Robert McElwee > *Sent:* Wednesday, June 25, 2008 5:59 AM > *To:* [EMAIL PROTECTED] > *Cc:* Miata Mailing List; Miata Power List > *Subject:* Re: [Miata] Pinhole Leak Near Radiator Neck > > YMMV, but I've ran Red Beast without a overflow bottle for years (too much > weight). The level stays about an inch below the top of the coils during > that time and has caused no major issues. If your pressure stayed low due to > a leak your water would boil sooner and bubbles don't cool like liquid does. > Just make sure you keep your eyes on it. I've lived with this "leak" for > quite a while. > > > On Wed, Jun 25, 2008 at 7:08 AM, Bryan Wyatt <[EMAIL PROTECTED]> > wrote: > >> Hey all, >> >> I'm about 99% sure I've got a pinhole leak at the neck below the radiator >> cap (which I've recently replaced as a preventative measure). I've noticed a >> small mineral deposit right below the small rubber hose on the neck below >> the radiator cap. The leak is slight (I'm nowhere near the "Low" mark, but >> it's obvious that I'm losing coolant, but only enough to evaporate quickly). >> >> Any ideas? Can I fix it? I'd rather not replace the radiator. >> >> -Bryan >> >> >> _______________________________________________ >> Miata mailing list >> [EMAIL PROTECTED] >> http://list.realbig.com/mailman/listinfo/miata >> >> > > > -- > Robert McElwee and Blue Flash > "The 40 MPG Miata" > www.lightweightmiata.com/mpg > > Lightweight Miata Forum: > www.lightweightmiata.com/forum > > The Miata Trailer Project: > www.lightweightmiata.com/trailer > > > _______________________________________________ > Miatapower mailing list > [email protected] > http://list.miatapower.net/cgi-bin/mailman/listinfo/miatapower > > -- Robert McElwee and Blue Flash "The 40 MPG Miata" www.lightweightmiata.com/mpg Lightweight Miata Forum: www.lightweightmiata.com/forum The Miata Trailer Project: www.lightweightmiata.com/trailer
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