[Healeys] Over heating and adding additional core tubes

[Michael Salter]

I can also confirm that the amount of rust and debris in the block is
remarkable in many cases. I just finished a MkII engine rebuild that had at
least 2" ... right up to the frost plugs ...

M

On Fri, Jan 17, 2020 at 10:51 AM Keith Pennell via Healeys <
healeys at autox.team.net> wrote:

> I have to agree with the engine flushing as some suggest.  As Ron has done
> remove freeze plugs to the extent you can and be aggressive in the
> flushing.  Pressure washer, water hose, chemcals, etc.  Do it all.  Clear
> those small passages as best you can.
>
>
> -----Original Message-----
> From: Ron Fine <ronfineesq at earthlink.net>
> To: healeyron <healeyron at yahoo.com>; gonnagitcha90 <
> gonnagitcha90 at hotmail.com>; Robert Begani <rfbegani at gmail.com>
> Cc: healeys <healeys at autox.team.net>
> Sent: Mon, Jan 13, 2020 8:16 pm
> Subject: Re: [Healeys] Over heating and adding additional core tubes
>
> I agree with that point.  When I had my engine out of the car and striped
> to rebuild it I opened up the expansion plugs and used a high pressure hose
> to wash out the water channels.  There was about 2 inches of mud like crud
> at the bottom of the water jacket inside the block. It was shocking to see
> what spilled out on my driveway.  After the rebuild I haven’t had any
> problems with over heating. Everything else on the car is standard except
> for an after market plastic fan.
>
> Ron Fine
> 61BN7
>
> *From:* Ron Mitchell via Healeys
> *Sent:* Monday, January 13, 2020 4:42 PM
> *To:* gonnagitcha90 at hotmail.com ; Robert Begani
> *Cc:* healeys at autox.team.net
> *Subject:* Re: [Healeys] Over heating and adding additional core tubes
>
> I've found that a good flushing of the engine block does more to improve
> cooling than any modifications to the cooling system.
> Drain all the cooling fluid from the engine and radiator, measure what
> comes out.  Compare that to what the capacity should be.  The difference
> will be the amount of crud that has built up in your engine over time.
>
> Sent from Yahoo Mail on Android
> <https://go.onelink.me/107872968?pid=InProduct&c=Global_Internal_YGrowth_AndroidEmailSig__AndroidUsers&af_wl=ym&af_sub1=Internal&af_sub2=Global_YGrowth&af_sub3=EmailSignature>
> Hi
>
> On Mon, Jan 13, 2020 at 7:15 PM, Richard Collins
> <gonnagitcha90 at hotmail.com> wrote:
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