Isn't there brass in the steering rack? Why doesn't the same concern
about EP oil apply to the rack?
-Steve Trovato
strovato@optonline.net
At 01:14 PM 9/2/2009, Barney Gaylord wrote:
>Rear axle (hypoid) and steering gear: EP90 or EP80.
>The key here is the "EP" spec, meaning Extreme Pressure". This is
>to protect the high pressure point contact interface in the ring and
>pinion hypoid gears. This is usually accomplished with Sulfur
>additives, which can give the oil that rotten egg smell. Do not put
>EP oil in the gearbox, as it tends to ear brass synchro
>rings. These days we have nice multi-weight EP oil in the form of
>EP85-90, EP80W90, EP75W90.
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