[Healeys] Engine Mounts

[Curtis Arndt]

I still have several NOS rubber items for my BN1 that are in near perfect
condition.

Curt

On Nov 13, 2016 2:07 PM, <michael.salter at gmail.com> wrote:

> Hi Dave,
> Not sure how relevant this is but I have noticed that most rubber to steel
> bonding seems to start at the edges, particularly on original components.
> I am inclined to believe that a large contributing factor in the steel to
> rubber bond is actually caused by corrosion of the steel.
> Also usually it seems that the oxidation of the rubber is a quite thin
> layer and the underlying rubber is still in perfect condition although very
> old.
> Of course this is not always the case as very deep cracks in the engine
> mount rubber blocks are not uncommon.
> Just my observations.
> Michael S
> BN1 #174
> With original BSF thread engine mounts..
>
> Correct diagnosis is half of the repair.
>
>
>
> On Sun, Nov 13, 2016 at 11:20 AM -0500, "David Porter" <
> frogeye at porterscustom.com> wrote:
>
> Rubber continues to vulcanize throughout it's life time. As such it
>> hardens and shrinks and eventually pulls the adhesive away from the mounts.
>> Perhaps, one could use the new body panel epoxy's to reattach the rubber,
>> but you would still have a very hard rubber buffer....
>>
>> dp
>>
>> On 11/12/2016 5:24 PM, WILLIAM B LAWRENCE wrote:
>>
>> The current thought is that rubber ages as well as being detrimentally
>> affected by UV and environmental ozone. As such we are told not to use
>> tires that are over six years old. I think the same thing happens to other
>> rubber parts as well. I've installed rubber plugs and grommets on my BN1
>> that deteriorated with 6 months of installation. For that reason I won't
>> buy "NOS" rubber parts and I think any new rubber parts should be date
>> coded.
>> ------------------------------
>> *From:* Healeys <healeys-bounces at autox.team.net>
>> <healeys-bounces at autox.team.net> on behalf of Bob Spidell
>> <bspidell at comcast.net> <bspidell at comcast.net>
>> *Sent:* Saturday, November 12, 2016 2:24:11 PM
>> *To:* Healeys
>> *Subject:* [Healeys] Engine Mounts
>>
>> The engine mounts on my BJ8--whose engine I am overhauling--had the
>> rubber part separating from their metal backing.  This didn't surprise
>> me, as they have 25+ years and 120K+ miles on them. However, I got under
>> the BN2 the other day and noticed its mounts were separating as well,
>> and these only have a few years and a few hundred miles on them.
>> Apparently--like most rubber or rubber/metal parts from contemporary
>> suppliers--they are crap. Anyone know a source for quality, durable
>> engine mounts for Big Healeys?
>>
>> TIA,
>>
>> Bob
>>
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>>
>> --
>> Dave Porter Porter Custom Bicycles 2909 Arno St. NE Albuquerque, NM 87107
>> 505-352-1378 Go HERE: my world www.porterbikes.com/
>>
>
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