[Mgb-v8] Gear box oil

Paul Root ptrmgb at gmail.com
Mon Sep 8 06:22:54 MDT 2008


I used ATF in my TR7 5-speed. My second one. The first one Fragged on  
I-5 in the middle of Orange County.
My parts guy showed me the tiny hole that the gear oil had to go  
through the oil pump of that thing.

I don't know how much of the guts are shared between the transmissions.

On Sep 8, 2008, at 2:40 AM, Paul Hunt wrote:

> According to the Haynes for my old SD1 it is Castrol Hypoy B75 SAE75  
> for a
> refill or Castrol Hypoy Light SAE80 for a topup, or equivalent, i.e.  
> gear oil.
> ATF e.g. Castrol TQF was used in the auto box.  The factory V8 also  
> uses gear
> oil in the gearbox whereas the 4-cylinder uses engine oil of  
> course.  ATF is
> recommended by some for the 4-cylinder gearbox, sometimes it is said  
> to clear
> OD problems by acting as a cleaning agent, but I would never use  
> that or
> engine oil in the gearbox of my V8 because of its higher torque.
>
> PaulH.
>  ----- Original Message -----
>  Do I use transmission oil (ATF) in my Rover SD1 gearbox?
>  Any recommendations?
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