[Mgs] Overdrive Diagram

Sat Jan 19 08:41:31 MST 2019

This BL Technical Service Bulletin dated April 1975 states that EP 90 gear oil has superseded engine oil. i.e. previously the recommendation was for engine oil.  There are unverified statements that this was later rescinded.

PaulH.
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  I believe it is only the later model MGs that have this particular recommendation (20W50) in the drivers handbook.
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