What gear lube isbest for my T-85 O.D. gearbox?
The 1950s B/W manual says SAE 40 or 50wt motor oil of "goodquality". (It doesn't say detergent or non.)
OR Transmissiontype mineral oil 80 or 90wt.
I'm considering Lucas 50wt synthetictransmission oil.
Anyrecommendations?
Thanks
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