Based on the recommendation of Dave Russell--whom I'll hold personally
responsible for any problems ;)--I've decided to try MT90 in my BJ8.
I'm not inclined to do any special flushing to change from 20W-50, so I'm
wondering if anybody has any thoughts, caveats, etc. to share.
bs
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Bob Spidell San Jose, CA bspidell@pacbell.net
'67 Austin-Healey 3000 '56 Austin-Healey 100M
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----- Original Message -----
From: "Dave & Marlene" <rusd@velocitus.net>
To: "John P. New" <jnew@hazelden.ca>
Cc: "Healey List" <healeys@autox.team.net>
Sent: Monday, March 29, 2004 1:48 PM
Subject: Re: Gearbox Oil
> John,
>
> Usually, on big Healeys, the gear box oil is self changing. MT90 will
> likely last as long as it stays in the gear box.
>
> But seriously, when I changed from motor oil to MT90 I was surprised at
> the much quicker, smoother shifting. No doubt due to the greater
> friction coefficient allowing the synchro rings to grab quicker &
> harder. the difference in performance was worth the additional cost.
>
> Dave Russell
> BN2
>
> John P. New wrote:
> > There was a thread a couple of months ago about recommended gearbox oil,
> > so I decided to price some Red Line MTL or MT90 oil for my gearbox and
> > nearly fell over at the price (CDN$15.60 per quart plus shipping) vs.
> > 30wt motor oil (about CDN$3.16 per quart).
> >
> > Now I believe the Red Line product is synthetic and lasts much longer
> > than regular oil, but at five times the price, I can change the oil A
> > LOT and still be farther ahead.
> >
> > So my question is, what is the oil change interval of synthetic vs.
> > regular gearbox oil? Once I have a feel for that, I can decide whether
> > the financial "disadvantage" of the Red Line product is outweighed by
> > its technical advantages over straight 30wt (as enumerated many times in
> > the archives).
> >
> > John P. New
> > London, Ontario, Canada
> > '67 BJ8
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