[Healeys] Electric fan

i erbs eyera3000 at gmail.com
Wed Oct 30 00:34:17 MDT 2019


Bob
Do you have a pattern for your air dam?

Ira Erbs
Portland, OR
typos and artifacts are the fault of my phone

On Tue, Oct 29, 2019, 9:02 PM Robert Begani <rfbegani at gmail.com> wrote:

> Stephen:
>
>
>
> As part of my rebuilding the engine in my BJ8, I installed a fan on the
> outside of the radiator with a manual switch for now.  In addition, I
> installed the “Shovel” a baffle on the underside of the radiator to direct
> air into the engine compartment rather than going down under the engine.
> Early driving of short distances on highways and city streets without the
> fan indicates that the Shovel is a great improvement for driving without
> overheating.  I can go along at 20-30 mph in light traffic and some
> stopping with no overheating.  However, you still need a fan to keep the
> engine from overheating in the hot Florida Sun.
>
>
>
> On the other hand, I did not have an overheating problem driving in the
> Chicago and Suburbs when we lived there for over 30 years which is about
> the same climate as Toronto, more or less as long as I stayed away from
> traffic jams in the summer months. Southern Florida is hot all the time!
> Next I will re-core the radiator.
>
>
>
> Bob Begani
>
> 67 BJ8
>
>
>
> *From:* Healeys <healeys-bounces at autox.team.net> *On Behalf Of *warthodson---
> via Healeys
> *Sent:* Tuesday, October 29, 2019 1:55 PM
> *To:* s.hutchings at rogers.com; healeys at autox.team.net
> *Subject:* Re: [Healeys] Electric fan
>
>
>
> Stephen,
>
> Before adding an electric fan, here are a few things to consider:
>
> I have a 6 bladed fan that was a factory option. It has made a measurable
> difference on my car. Many of the usual suppliers offer it. Some of these
> repros. have a reputation for fatigue cracking with disastrous results. I
> have had mine for 8-10 years & I inspect it annually. No problem so far.
>
> Do you have an original type thermostat that has a moving sleeve to block
> the bypass port when the t'stat reaches the operating temp? If not, you are
> loosing some of the radiator's efficiency.
>
> Do you have the original air baffles installed?
>
> Using coolant mix in the summer with 15-25% antifreeze will improve the
> heat transfer efficiency of your cooling system measurably when compared to
> a 50% or higher mix.
>
> Some antifreeze is necessary for water pump lubrication. I drain the 50%
> solution into Jugs in the spring & put a 20% solution in. I save the 50%
> solution & reverse the process in the fall.
>
> Have you considered having your radiator re-cored with a more efficient
> core?
>
> Is your electric system capable of the increased load of the electric fan?
>
>
>
> Depending upon your definition of practical, I assumed it meant easy &/or
> inexpensive, there are more things that can be done to improve the cooling
> system efficiency.
>
>
>
> Gary Hodson
>
>
>
> -----Original Message-----
> From: Stephen Hutchings <s.hutchings at rogers.com>
> To: Healeys <healeys at autox.team.net>
> Sent: Tue, Oct 29, 2019 12:02 pm
> Subject: [Healeys] Electric fan
>
> I’m interested in what is the most practical way to install an electric
> fan.
>
> I know some people opt to keep the original fan blades as well, and switch
> on the electric one when it’s really needed, and others go for a complete
> electric replacement with a thermostat.
>
>
>
> I haven’t put an electric fan in, and I’ve got away without it so far. But
> I really hate getting stuck in traffic in hot weather- doesn’t happen often
> but it can get pretty damn hot under those circumstances, and it would be
> nice to have one less thing to be concerned with when travelling.
>
> The traffic around Toronto is so awful, no matter how strategic your
> timing is- you can still get stuck.
>
>
>
> Now that my car is put away for the winter, I’m thinking about possible
> future projects.
>
>
>
> Stephen, BJ8
>
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