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gear oil

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Knox sencer

DEF in Fuel Tank

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"Makes me wonder if the Cummins engines really come with 5w40 synthetic Valvoline?"

YEP, personally saw the oil at the Cummins plant tour.
 
"Makes me wonder if the Cummins engines really come with 5w40 synthetic Valvoline?"

YEP, personally saw the oil at the Cummins plant tour.
You might have seen it at Cummins plant but the oil is drained and shipped to FCA dry.
Like I said FCA has a contract with Pennzoil and Shell owns Pennzoil. FCA would not confirm or deny the weight of oil as shipped to dealerships
 
As you'll read Cummins doesn't even know what FCA uses.
From Cummins email:

Good morning, Ronald!

I just wanted to follow up with you and make sure I was able to answer your question fully! When we ship our engines to Fiat Chrysler of America, they will come dry, once at the FCA facility, they will fill it with Valvoline Premium Blue 15W40 in it. We recommend sticking with the Premium Blue 15W40 if possible, but it's equivalent will also work!

Please fell free to email me back if you still have any other questions, I am happy to assist it any way that I can!

Caitlin
Customer Care Representative

If we have misunderstood the information in your communication or you have additional questions please feel free to respond to our support staff by e-mailing powermaster@cummins.com or call Monday through Friday, 7 a.m. to 7 p.m. ET at 1-800-DIESELS (1-800-343-7357). If you are located outside of North America, you can reach us at 812-377-3000.

For authorized service center locations please visit:
http://locator.cummins.com

Cummins.com
Everytime.cummins.com
 
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EMAIL From FCA:

Dear Ronald,

Thank you for contacting the RAM Customer Assistance Center.

I see you are a longtime supporter of our brand, and I would be happy to
provide you with the engine oil viscosity information that you are
requesting, Ronald.

With the information you provided I was able to pull your 2016 Ram 2500
SLT up in our system. According to our records your Ram is equipped with
the 6.7L I6 Cummins Turbo Diesel Engine.

There is no way to find out for certain which viscosity oil came in your
Ram from the factory, however, with all available information, the
factory normally puts the SAE 5W-40 Synthetic as this protects the
vehicle in all temperature conditions.

I have reviewed your online diesel supplement manual and have provided
the recommended engine oil viscosity for your truck below as per page
276 in the Maintaining Your Vehicle section:

Engine Oil Viscosity (SAE Grade)

In ambient temperatures above 0°F (-18°C), we recommend
you use SAE 15W-40 engine oil such as MOPAR,
Shell Rotella and Shell Rimula that meets FCA Material
Standard MS-10902 and the API CJ-4 engine oil category
is required. Products meeting Cummins CES 20081 may
also be used. The identification of these engine oils is
typically located on the back of the oil container.

In ambient temperatures below 0°F (-18°C), SAE 5W-40
we recommend you use synthetic engine oil such as
MOPAR, Shell Rotella and Shell Rimula that meets FCA
Material Standard MS-10902 and the API CJ-4 engine oil
category is required.

I hope this information is helpful to you, Ronald. Have a great rest of
your week!

Thank you again for your email. Should you require additional
assistance, or have any new information to provide, please reply to this
email message or call 1-866-RAM-INFO (1-866-726-4636).


Sincerely,

Shae-Lyn

Customer Service Representative
RAM Customer Assistance Center
 
Shell Oil Co., a wholly owned member of the Royal Dutch/Shell Group, has agreed to acquire Pennzoil-Quaker State Co. for $1.8 billion in cash and $1.1 billion in debt. ... The Pennzoil-Quaker State board has approved the acquisition.Apr 1, 2002
 
PENNZOIL
Extending The Lineage

For over 90 years, Chrysler has manufactured cars that perform at the intersection of luxury and practicality. With just the right amount of features, it gets you where you’re going without sacrificing the style to make an impression.

This type of reliability demands quality and performance. That’s why 100% of Chrysler vehicles are factory filled with a Pennzoil formulation.
 
The factory fluid was a different color than what the dealer put in. Factory fluid was honey gold with a little green tint to it (green probably=pressure additives). The dealer fluid almost looked looked like it had friction clutch additive because it had more of a white/gray/green color.

There's a document out there somewhere from FCA stating that the gear oil from the factory will have a lighter milky appearance (my words, but it stated something to that affect) because of the tooth marking compound used to run the gear pattern.

Also, all of the clutch additive I have seen has been clear....and they would have no reason to put that in these diffs.
 
There's a document out there somewhere from FCA stating that the gear oil from the factory will have a lighter milky appearance (my words, but it stated something to that affect) because of the tooth marking compound used to run the gear pattern.

Also, all of the clutch additive I have seen has been clear....and they would have no reason to put that in these diffs.

The amsoil differential friction modifier is very white. It is not even translucent. That's the only one i've seen
 
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