[Healeys] Yet another mystery

Sun Oct 5 10:10:05 MDT 2025

"... must be a concours judge"

Nope (I presume that's supposed to be an insult). Just a 
Grammar(spelling) Nazi.

On 10/5/2025 8:01 AM, Don Anglesey wrote:
>
> Give me a break “Austin-Healey” must be a concours judge.  The problem 
> with the Texas cooler is it flexes towards the radiator unlike other 
> fans that were developed specifically for “Austin-Healey’s”.  With age 
> they flex more.  They have taken out several radiators over the 
> years.  I have no problem with a noisier fan designed to keep the heat 
> down than use that cheap plastic fan.  Like I said to each his own.
>
> Don
>
> *From:*Bob Spidell <bspidell at comcast.net>
> *Sent:* Sunday, October 5, 2025 8:50 AM
> *To:* Don Anglesey <healey100s at live.com>; healeys at autox.team.net
> *Subject:* Re: [Healeys] Yet another mystery
>
> The noise was excessive in my Austin-Healey (can't speak to 
> Austin-Healys). The fan all but drowned-out the engine at idle and I 
> didn't like sitting in a cloud of dust (but it was the most-effective 
> temp-lowering mod I've tried).  Note the fan BCS originally sold was 
> different than what I think they sell now; it had massively curved, 
> rectangular blades--seven of them--that went from a couple inches of 
> pitch to near-flat as speed increased.
>
> I only replace cores once (except when a water pump shaft broke and 
> sent a fan into the radiator).
>
> Bob
>
> On 10/5/2025 7:36 AM, Don Anglesey wrote:
>
>     Your worried about a little noise in an Austin Healy?  Keep the
>     cooler and continue to replace radiator cores.  There are several
>     better options.  To each his own.
>
>     Don
>
>     Get Outlook for Android <https://aka.ms/AAb9ysg>
>
>     ------------------------------------------------------------------------
>
>     *From:*Healeys <healeys-bounces at autox.team.net>
>     <mailto:healeys-bounces at autox.team.net> on behalf of Bob Spidell
>     via Healeys <healeys at autox.team.net> <mailto:healeys at autox.team.net>
>     *Sent:* Saturday, October 4, 2025 11:07:34 PM
>     *To:* healeys at autox.team.net <healeys at autox.team.net>
>     <mailto:healeys at autox.team.net>
>     *Subject:* Re: [Healeys] Yet another mystery
>
>     Except flex fans are extremely noisy. I got a 7-blade SS Hayden
>     flex fan and BCS's own home-rolled shroud from them decades ago,
>     and it was good for a 5-10deg reduction at idle but, damn was it
>     loud (and it would blow clouds of dust out from under the car when
>     stationary). Ditched it for a TC (but kept the shroud). Some SS
>     flex fans are known for throwing a blade.
>
>     bs
>
>     On 10/4/2025 9:15 PM, Don Anglesey wrote:
>
>         Ditch the Texas cooler, British car specialists sell a nice
>         stainless-steel fan that doesn't flex into your radiator.
>
>         Don
>
>         Get Outlook for Android <https://aka.ms/AAb9ysg>
>
>         ------------------------------------------------------------------------
>
>         *From:*Healeys <healeys-bounces at autox.team.net>
>         <mailto:healeys-bounces at autox.team.net> on behalf of Richard
>         Antal via Healeys <healeys at autox.team.net>
>         <mailto:healeys at autox.team.net>
>         *Sent:* Friday, October 3, 2025 6:04:28 AM
>         *To:* Harold Manifold <manifold at telus.net>
>         <mailto:manifold at telus.net>; Michael Salter
>         <michael.salter at gmail.com> <mailto:michael.salter at gmail.com>
>         *Cc:* Healeys <healeys at autox.team.net>
>         <mailto:healeys at autox.team.net>
>         *Subject:* Re: [Healeys] Yet another mystery
>
>         I inadvertently omitted an important detail: with the advent
>         of cool weather in NH, rather than change the thermostat to
>         180 from 160, I slipped a piece of cardboard in front of the
>         radiator. I had driven 200 miles in back roads with the
>         cardboard in place and the temp gauge never got above 170, and
>         so I didn't watch the temp gauge while dashing down the
>         interstate at 80 mph. I was unaware of any problem until
>         arriving home, I could smell radiator fluid. When I popped the
>         hood all was wet, hot, and steaming. Perhaps at speeds 60mph
>         and below the fan blades didn't flex enough but at 80 mph,
>         they did and thus I inadvertently caused the damage to the
>         radiator. I doesn't leak. Today, having removed the suspect
>         cardboard, I'll venture forth and watch the temp gauge
>         keenly.......rich
>
>         On Thursday, October 2, 2025 at 09:38:55 PM EDT, Michael
>         Salter <michael.salter at gmail.com>
>         <mailto:michael.salter at gmail.com> wrote:
>
>         I would also suggest that you take a careful look at the
>         baffles that are, or should be, installed forward from the
>         sides of the radiator to the grille. If these baffles aren't
>         correctly fitted hot air from the backside of the radiator
>         will swirl around to the front and pass through the radiator
>         again and thus seriously deminish its cooling ability.
>
>         M
>
>         ------------------------------------------------------------------------
>
>         *From:*Healeys <healeys-bounces at autox.team.net>
>         <mailto:healeys-bounces at autox.team.net> on behalf of Harold
>         Manifold <manifold at telus.net> <mailto:manifold at telus.net>
>         *Sent:* Thursday, October 2, 2025 6:45:19 PM
>         *To:* Richard Antal <rantal243 at yahoo.com>
>         <mailto:rantal243 at yahoo.com>
>         *Cc:* Healeys <healeys at autox.team.net>
>         <mailto:healeys at autox.team.net>
>         *Subject:* Re: [Healeys] Yet another mystery
>
>         Rich,
>
>         Your comments "high speed. run of twenty miles" and "extra
>         series of cooling tubes" may offer some clues. Fan blades flex
>         away from the side that pushes air, in other words towards the
>         radiator. The extra cooling tubes may have reduced the
>         clearance between the radiator and the fan. There isn't much
>         clearance to begin with. The combination of the two may have
>         been enough for the fan to hit the radiator.
>
>         The other issue is what caused the overheating. At high speeds
>         the fan has little to no effect on cooling. Unless the ambient
>         temperature was very high and you were going up a steep hill
>         the colling system should keep up. What was the water
>         temperature gauge saying?
>
>         Harold
>
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