Hi Dennis,

Thanks for your response.  I think Redline MT-90 is a GL-4 oil and Bently suggests a GL-4, so I
am curious why you run GL-5.  Is it not supposed to be a bit corrosive on something in there?

Always enjoy your posts.  Very informative.

Warren Lail

----- Original Message -----
From: Dennis Haynes <dhaynes@optonline.net>
Date: Thursday, November 4, 2004 10:51 pm
Subject: RE: gear oil - rebuilt tranny

> I also prefer to run the synthetic from the start. The reason for the
> suggested change after a short time is to get out the dirt that is
> stillin there after the repair and also the metal bits from the
> gears seating
> in. Since the lubricant sensitive parts are the ring/pinion set,($$$)
> the pinion bearing and the main shaft ball bearing, I use the GL-5
> oilsfor all the protection those parts can get. These trannies only
> wearsyncros when abused. Most other parts that fail are due to
> stress such
> as the 3-4 slider hub which won't be helped by different oil anyway.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [vanagon@gerry.vanagon.com] On Behalf
> Of Warren Lail
> Sent: Thursday, November 04, 2004 11:38 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: gear oil - rebuilt tranny
>
> Mateys,
>
> Yesterday afternoon I dropped the tranny in Billy Bones (took one
> hour)and today took it to my rebuilder where
> I traded it in on a freshly rebuilt 091 with a .78 fourth gear.  My
> rebuilder told me to run cheap oil for about 300 miles,
> then drain it out, and then refill with Redline MT-90.  I am a big fan
> of MT-90, but do I really need to run the
> cheap GL-4 for the first 300 miles?
>
> My flywheel seal is leaking (after only 12,000 miles) so I will
> replacethat while the tranny is out, and then I expect
> to be on the road again tomorrow night.  And while I'm in there I will
> also install a new pilot bearing, even though the
> one in there only has 12,000 miles on it.  I can'f find one of those
> felt washers. Hope it is not critical.
>
> But I sure would like to go ahead and run the MT-90 from the outset.
>
> What do you think?
>
> Warren Lail
> 88 Westy "Billy Bones"
> Single speed bike "Black Dog" (Eric's Eccentric ENO conversion)
>
> "He drank rum very strong all day, lookin' up somethin' fierce when
> spoken to."
>
>
>