Rotella T 10W?

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I saw a 55 gal drum of this Rotella offered on Craigslist.
It wasn't all that cheap, either, at $600.00.
What application would such an oil be used for?
 
According to the label on the drum, it is "Rotella T SAE 10W H.D. Motor Oil".
What would you use a 10W motor oil in?
I did little surfing, and found that it is indeed an engine oil.
There is also a straight 20W Rotella T, along with the more familiar 30W, 40W and 50W.
I found a PDS for the Rotella T single grades, and Shell claims the 10W meets API CF, although I can't see too many diesels living very long on an SAE 10 grade oil.
However, the PDS also notes that the 10W is suitable for use in Allison transmission applications among others, so that may be its primary use, and you were right in what you posted.
Incidentally, the PDS shows the 10W as having 6.5cSt @100C, so it is pretty thin.
No HTHS figure was given, which might have been interesting.
 
Maybe a big, slow running, 8hp/L industrial diesel?. I'm looking a older tractors and some of them had 20W20 recommended for 60ish hp engine with 4+ litres of displacement.
 
not that cheap ??????

thats only 10.90 a gal, thats cheap enough....

That being said I don't know if I would buy 55gal drum of oil that is not "factory sealed" (so to speak) and from a dealer
 
10 weight motor oil is what alot of the newer hydraulic systems are using in tractors. I don't know why the switch from oils blended specifically for hydraulic systems to light oils blended for use as engine lube. Maybe additive packages have proven to be just as good, or better, or cheaper?
 
Originally Posted By: Chris142
Originally Posted By: fdcg27

What would you use a 10W motor oil in?


A fishing boat off the coast of Alaska?


Ridiculous. Such an application would use either straight 40 or 15W40, depending on the application.
The 10W is obviously for an Allison or Twin Disc transmission

Charlie
 
SAE 10 engine oil used to be popular for short-run diesels in cold weather. A tractor on a manure spreader was a common application. Frequent cold starts, and short runs. 10W in the winter, 30W in the summer was the game for a long time. Then these crazy "multi-viscosity" oils became popular.

The transmission in my brother's Fiat equipment calls for SAE 10 engine oil in cold weather, we have used it in the past with good results.
 
Originally Posted By: Michael_P
Think Ice Road Truckers. Really cold, slow speeds.


Ice Road Truckers don't use 10W!!!
They use 15W40 with an oil pan heater, those that can afford it use 5W40.

Charlie
 
Originally Posted By: m37charlie
Ice Road Truckers don't use 10W!!!
They use 15W40 with an oil pan heater, those that can afford it use 5W40.


I would agree. How many modern diesels would specify a 10w anyhow?

But, you do realize, Charlie, that you live in Alaska and I live in Saskatchewan, right? We can't start our vehicles, even in July, if we use a 15w40, or even a 5w30. Heck, I had to start a fire under my oil pan yesterday to get my engine going.
 
Back when multi-viscosity oils were uncommon, SAE 10 was often used in the coldest winter months in gasoline engines. Does that oil also have approval for gasoline engines?
 
Originally Posted By: m37charlie
Originally Posted By: Michael_P
Think Ice Road Truckers. Really cold, slow speeds.


Ice Road Truckers don't use 10W!!!
They use 15W40 with an oil pan heater, those that can afford it use 5W40.

Charlie

from what I saw, it's DELO
 
Originally Posted By: Garak
Originally Posted By: m37charlie
Ice Road Truckers don't use 10W!!!
They use 15W40 with an oil pan heater, those that can afford it use 5W40.


I would agree. How many modern diesels would specify a 10w anyhow?

But, you do realize, Charlie, that you live in Alaska and I live in Saskatchewan, right? We can't start our vehicles, even in July, if we use a 15w40, or even a 5w30. Heck, I had to start a fire under my oil pan yesterday to get my engine going.


In September? How cold was it? I started my Unimog once (only once) at -30C. with 15W40 Delo400 in it, without any pre-heating. The low oil pressure buzzer came on after the requisite 7 seconds, I turned it off, waited a couple of minutes, then restarted it and the pressure slowly came up.
After that I switched to 5W40 and got serious about using my Webasto preheater.
You are kidding about July; I know it is hot in Sask. in July!

Charlie
 
Last edited:
Originally Posted By: m37charlie
In September? How cold was it? I started my Unimog once (only once) at -30C. with 15W40 Delo400 in it, without any pre-heating. The low oil pressure buzzer came on after the requisite 7 seconds, I turned it off, waited a couple of minutes, then restarted it and the pressure slowly came up.
After that I switched to 5W40 and got serious about using my Webasto preheater.
You are kidding about July; I know it is hot in Sask. in July!


Yes, I'm just kidding. It was 82 F here yesterday. No need to light any fires yet!
 
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