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Does anyone know what Amsoil engine oil would be recommended for the 1025R?
 
Does anyone know what Amsoil engine oil would be recommended for the 1025R?
They make a diesel oil...two series, the "regular" Heavy Duty and the "Signature Series". The only difference is the Unicorn tears in the Signature Series. You want 5W30 up to 15W40. API service classification CH-4 through CK-4 are current, CK-4 is the most recent and is the one you're most likely to find.
 
I’ve used Amsoil since the days you bought it out of a distributors trunk and loved it early in. With the majors all selling synthetic these days, I’m hard pressed to pay extra for Amsoil - I’m pretty sure Mobil1 is decent oil/gear oil/grease and it’s less expensive. Yeah, brands tend to have a following but I’m more attuned to value over brand. YMMV.
 
I was a Amsoil user for years but got off that treadmill. I was just changing my oil once a year in everything but no go by the hours or the oil life monitor in vehicles. Now that I’m retired I have a little more free time and don’t worry about stretching the oil changes out. There are a lot of quality oils available now.
 
I’ve used Amsoil since the days you bought it out of a distributors trunk and loved it early in. With the majors all selling synthetic these days, I’m hard pressed to pay extra for Amsoil - I’m pretty sure Mobil1 is decent oil/gear oil/grease and it’s less expensive. Yeah, brands tend to have a following but I’m more attuned to value over brand. YMMV.
Oil is oil. The API makes sure of that.
 
Exactly. As long as an oil meets or exceeds the API spec, you’re good. When I find a “deal” on a case of synthetic I’ll buy it. I’ve gotten deals on Castrol, Royal Purple, Mobil1 and a few others I’m sure.
Although it’s not “wrong” per se, it’s generally not a good idea to constantly change oil brands. The additives one oil manufacturer uses may not be compatible with others. So a constant back and forth may actually cause issues you’re not aware of. None of the manufacturers will recommend it...imagine that. (They’d probably like you to stick with their brand.)

It’s probably not really an issue, but I’d recommend picking a flavor you like and continue with that one. If you need or want to change, that’s fine. I just wouldn’t be swapping every time some oil is on sale.
 
Although it’s not “wrong” per se, it’s generally not a good idea to constantly change oil brands. The additives one oil manufacturer uses may not be compatible with others. So a constant back and forth may actually cause issues you’re not aware of. None of the manufacturers will recommend it...imagine that. (They’d probably like you to stick with their brand.)

It’s probably not really an issue, but I’d recommend picking a flavor you like and continue with that one. If you need or want to change, that’s fine. I just wouldn’t be swapping every time some oil is on sale.
I must disagree, sorry. The concept is true...sort of...for some heavy lubricants like gear oils, maybe some hydraulic oils, but for several decades it's not been an issue with modern engine oils.
 
Is there a break-in period on the engine, or can I switch to synthetic whenever? I'm at 35 hours on my 2019 1025R.
 
I must disagree, sorry. The concept is true...sort of...for some heavy lubricants like gear oils, maybe some hydraulic oils, but for several decades it's not been an issue with modern engine oils.
I’m gonna use your line here, ok? “You’re outta your lane.”

I’m a mechanic. I’ve always been. My hands have been greasy for many years. I’ve seen lots and lots of stuff. This is what I do. Nothing good happens when you mix oils. It’s just not a good practice. OEMs and oil manufacturers all agree.

If you’d like to do it on your own, I have no dog in that fight. It’s your equipment, your wallet, your life, your choice, your science experiment. Like I said before, will anything happen? Probably not. Will you catch me doing it? Not a chance. To save a dollar?

In the grand scheme of things, oil is cheap, engines and equipment isn’t. How much money will you save?
 
I’m gonna use your line here, ok? “You’re outta your lane.”

I’m a mechanic. I’ve always been. My hands have been greasy for many years. I’ve seen lots and lots of stuff. This is what I do. Nothing good happens when you mix oils. It’s just not a good practice. OEMs and oil manufacturers all agree.

If you’d like to do it on your own, I have no dog in that fight. It’s your equipment, your wallet, your life, your choice, your science experiment. Like I said before, will anything happen? Probably not. Will you catch me doing it? Not a chance. To save a dollar?

In the grand scheme of things, oil is cheap, engines and equipment isn’t. How much money will you save?
The family business since my grandfather was oil formulation and packaging (Lubrimatic, Archer Lubricants, and a few other companies), IOW, oil manufacturing, and no, they don't all agree. Working in the formulation lab was my summer jobs and oil additives were dinner table conversation. I respect your end of engine oil use. Oil additives and formulation, the other end, are in my lane since I was a kid.
 
The family business was oil formulation and packaging (Lubrimatic and a few other companies), IOW, oil manufacturing, and no, they don't all agree. Working in the formulation lab was my summer jobs and oil additives were dinner table conversation. I respect your end of engine oil use. Oil additives and formulation, the other end, are in my lane since I was a kid.
My experience goes well beyond just engine oils. Hydraulic oils are something I deal with almost daily. There are MANY specific oils which are not compatible with others. Not so much in the engine oil worlds. All I’m saying though is it’s not good practice and I would never recommend it.

If you’re an oil mixologist, than you’re all set to do what’s right. The vast majority of consumers don’t have that knowledge and experience, hence my recommendation.

This is EXACTLY why I try to steer clear of oil brand threads.... just like tires styles and truck brands, everyone has a favorite and everyone else is wrong.
 
My experience goes well beyond just engine oils. Hydraulic oils are something I deal with almost daily. There are MANY specific oils which are not compatible with others. Not so much in the engine oil worlds. All I’m saying though is it’s not good practice and I would never recommend it.

If you’re an oil mixologist, than you’re all set to do what’s right. The vast majority of consumers don’t have that knowledge and experience, hence my recommendation.

This is EXACTLY why I try to steer clear of oil brand threads.... just like tires styles and truck brands, everyone has a favorite and everyone else is wrong.
As I said, heavy lubricants such as gear oils and some hydraulic oils can, theoretically, have additive compatibility issues..hydraulics and hydraulic oils and their additives were not part of my repertoir and I don't claim expertise there. Engine oils OTOH don't have compatibility issues brand to brand since about the 1930's when the API was founded.
 
I was just on the Amsoil website today looking at the recomomended oil for my 2020 Ram 1500 EcoDiesel. Here's what it said about compatibility:

"AMSOIL European Car Formula Synthetic Motor Oil is compatible with other synthetic and conventional motor oils. Mixing AMSOIL motor oil with other oils, however, will shorten the oil's life expectancy and reduce its performance benefits. AMSOIL does not support extended drain intervals where oils have been mixed."
 
I was just on the Amsoil website today looking at the recomomended oil for my 2020 Ram 1500 EcoDiesel. Here's what it said about compatibility:

"AMSOIL European Car Formula Synthetic Motor Oil is compatible with other synthetic and conventional motor oils. Mixing AMSOIL motor oil with other oils, however, will shorten the oil's life expectancy and reduce its performance benefits. AMSOIL does not support extended drain intervals where oils have been mixed."
They shouldn’t be supporting extended drain intervals at all.

AMSOIL is a competent lubricant. It achieved cult status in the early days of synthetics when availability was limited. That limited availability was due to the suspicion and skepticism about synthetic oil on the part the big jobbers around the country, and on the part of Big Oil which didn’t want to spend the manufacturing money on a new formulation process. AMSOIL focused on the small jobbers instead, selling oil out of the trunk of the salesman’s car, as you say. Big Oil had their foot on AMSOIL’s neck, hard, for many years, allowing them time to catch up. That was the point where synthetics became mainstream. Point being...they’re still a bit of a rogue in the oil industry. Their statement on compatibility mixing with other motor oil doesn’t make sense, in the same way that it doesn’t make sense that John Deere recommends John Deere-labeled lubricants for use in their tractors. Even though the company that formulates and packages JD oil may be the same company that is formulating Shell’s oil, or whomever, on the same line. Same oil, different packaging.
 
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