[Healeys] carb oil

[I Erbs]

mystery marvel oil in the dashpods has worked for me for over 35 years

On Tue, Aug 10, 2010 at 7:07 PM, Alan Seigrist <healey.nut at gmail.com> wrote:

> I generally respect John Twist but I don't agree with him here.  All this
> will do is slow the rise of the piston, making your mixture richer when you
> accelerate, causing you to ruin your fuel mileage, especially if you have a
> led foot.  If your car isn't hiccuping when you stomp on the gas, then
> there
> is no reason to switch from 20wt to heavy gear oil.
>
> The only wear that will happen where oil weight might make a difference is
> with the dashpot dampers.  Since these things are easily replaced new,
> you're better off getting new (matched) dampers and sticking with 20wt.
>
> Incidentally, 90 wt gear oil is the same as 40 to 50 wt motor oil:
>
>
> http://www.bobistheoilguy.com/cms/index.php?option=com_content&view=article&id=48&Itemid=55
>
> <
> http://www.bobistheoilguy.com/cms/index.php?option=com_content&view=article&id=48&Itemid=55
> >
> Alan
>
>
> On Wed, Aug 11, 2010 at 9:07 AM, Mark LaPierre <lapierrem at sbcglobal.net
> >wrote:
>
> > Here's a major switch.    90w  is the new choice for John Twist of
> > University Motors in Mich.  This makes
> > up for the long term wear that most of our carbs have achieved over 40
> > years of service.
> >
> > The smell of that stuff forces me to stay with engine oil.
> >
> > Hey,  I'm just the messenger.
> >
> > Mark
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-- 
Ira Erbs
Portland, OR
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