FYI, Reply from Redline tech support.   I'll likely give this a try if it
will assist our dated and often worn trannies. 
Bruce Simms
73 with "A" Type   
-----Original Message-----
From: Dave Granquist [mailto:Dave@redlineoil.com] 
Sent: October 2, 2002 5:32 PM
To: Simms, Bruce CIC
Subject: Re: TR 3-6
>The Triumph TR 3-6 series used the "A" type Laycock-Normanville 
>overdrive transmission until 1973.  At this point the "J"  type O/D 
>was introduced.   Some folks recommend a straight 30 wt 
>non-detergent oil for the "A" type application.  The O/D and tranny 
>share a common oil supply.
>
>
>
>Does Redline recommend their MTL for these overdrives, including the 
>earlier "A"?
>
>
>
>Thank You,
>
>
>
>Bruce Simms
In the Triumph transmissions I would recommend the MT-90, it would be 
close in viscosity to a straight 30 weight motor oil.
The MTL is a little lower viscosity and might not allow sufficient 
oil pressure from the overdrive pump at higher temperatures.
Regards, Dave
Red Line Oil
 
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