Since the Red Line MTL is the equivalent to a 30 wt engine oil which
is the manufactures recomendation we use that. We have used the MTL
for several years and all the cars we have changed over the owners
have reported that the transmission shift smother that ever.
David Nock
British Car Specialists
Stockton Ca 95205
209-948-8767
www.britishcarspecialists.com
.
.
On Jul 28, 2009, at 12:15 PM, Michael Hartfield wrote:
> Does than mean my using Redline MT-90 in my Healey would be the
> wrong oil?
>
>
> David Nockhealeydoc@sbcglobal.net
>
>> The Red Line Gear oils are several different ones
>>
>> Red Line MTL is a 75/80 gear oil. This is designed for a manual
>> transmission that requires 30 wt oils.
>>
>> Red Line 90wt gear oils are designed for transmissions and rear axle
>> units that require a 90 wt gear oil, This will also vary if you have
>> a limit slip rear axle.
>>
>> Also gear oils do not have the same viscocity ratings as engine oils
>> so a 75/80 gear oil is the same as a 30 wt engine oil. The British
>> transmissions that did not have a syncro first gear did not use a
>> 90wt gear oil that all required a 30wt non detergent engine oil.
>>
>>
>>
>>
>>
>> David Nock
>> British Car Specialists
>> Stockton Ca 95205
>> 209-948-8767
>>
>> www.britishcarspecialists.com
>> ..
>> ..
>>
>> On Jul 28, 2009, at 10:21 AM, writeian@aol.com wrote:
>>
>>> I made a mistake reporting the fluid-oil my friend had used in the
>>> gearbox of his '60 BN7 who experienced a gearbox failure requiring
>>> replacement.? He had been using Redline 75W90NS whether that is the
>>> MT or MTL fluid-oil.
>>>
>>> I use?SAE 30 non-detergent oil in my '60 3000 gearbox and its
>>> overdrive and will probably not ever use anything else, period.
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>>>
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