So ~ I did a little WWW Research on R'L' MT90 & on the R'L' MT90 Info Page 

http://www.redlineoil.com/product.aspx?pid=46

        it States that It Is

"Safe for brass synchros, as it lacks the reactive sulfurs found in most GL-5 oils that cause damage"

        I Guess I should say I Stand Corrected ~

On 4 Jan , 2016, at 6:02 PM, Neil N wrote:

> Huh. Ok. Will research that. Thanks.
> At least it improved the shifting.
> 
> 
> On 1/4/16, OlRivrRat <OlRivrRat@comcast.net> wrote:
>>              Neil
>> 
>>      A few years ago, as the story goes, Redline changed their Formulation & It
>> Is No Longer Compatible
>> 
>> with the Yellow Metals in our Tranys ~ Call AA & talk to them about it ~
>> 
> 
>>> On 1/4/16, Neil N <musomuso@gmail.com> wrote:
> 
>>>> Since "new", I'd run two types of GL5 oil on my AA rebuilt transaxle.
> 
> 
> -- 
> Neil n
> 
> Blog: Vanagons, Westfalia, general <http://tubaneil.blogspot.ca>
> 
> 1988 Westy Images <https://picasaweb.google.com/musomuso/New1988Westy>
> 
> 1981 Westfalia "Jaco" Images, technical <http://tubaneil.googlepages.com/>
> 
> Vanagon-Bus VAG Gas Engine Swap Group <http://tinyurl.com/khalbay>