JimNtexas
Well-known member
They are used religiously in all parts of the aviation world. Blackstone in particular has an excellent reputation in aviation.How accurate are the labs? That's my issue.
They are used religiously in all parts of the aviation world. Blackstone in particular has an excellent reputation in aviation.How accurate are the labs? That's my issue.
That may be true for modern GM engines that have on-board oil analysis and, up-to, 25K mile oil-change intervals?Where do you get that from? According to the GM source, it is depletion of the anti-wear additives (Zinc) that most often is the determining factor in the useful life in an oil.as a determinant (without other issues -- failed component) for determining change intervals for both oil and filter due to increases in insolubles (dirty oil).
The quest for knowledge often appears silly... :huh:I have no doubt OA is a useful tool and huge benefit for fleets. I still think it is silly for an FJR, or ever personal car.
I'm still not sure where you get your info. GM vehicles do not have 'on-board analysis'. I don't know of any vehicles that do? They are just an algorhythm that calculates oil life based on time, temp, engine speed, and a bunch of other factors.That may be true for modern GM engines that have on-board oil analysis and, up-to, 25K mile oil-change intervals?
For most/others, the motor oil just can't be kept clean enough to get to the point of detrimental additive depletion.
Also, modern automotive engines (with more roller/friction-less components) are requiring less (to no), cat-con poisoning, anti-wear additives (Zinc).
Yes, that simulates oil use/conditions -- and, they used oil analysis to achieve those algorithms.GM vehicles do not have 'on-board analysis'. I don't know of any vehicles that do? They are just an algorhythm that calculates oil life based on time, temp, engine speed, and a bunch of other factors.That may be true for modern GM engines that have on-board oil analysis and, up-to, 25K mile oil-change intervals?
For most/others, the motor oil just can't be kept clean enough to get to the point of detrimental additive depletion.
Also, modern automotive engines (with more roller/friction-less components) are requiring less (to no), cat-con poisoning, anti-wear additives (Zinc).
Antiwear additives are commonly needed where rubbing/sliding, high-pressure forces exist -- these have virtually been eliminated in modern American car engines. In order to rid the motor oils of the need for those. A side benefit has been increased fuel economy -- also Govt. mandated.And the reason for more extended manufacturer drain intervals is because of the anti-friction reasons you state. That doesn't mean the engines don't need anti-wear additives in the oil, it just means it lasts longer.
I have no doubt that he's really smart -- and that that's his opinion. :huh:I am just regurgitating the things I learned from a really smart GM engineer who was involved in the development of their oil life monitors. He said in MOST cases with typical personal transportation, the depletion of anti-wear additives is what limits the oils life. And they found that out through validation testing with hundreds of engines on dynos and oil analysis.
Similar places to where you're garnering your info... :blink:Where are you getting your info from?
As typical, an evasive answer from you. Whatcha afraid of?Similar places to where you're garnering your info... :blink:
Personal? Huh?How personal do you want to get...
Yes, if you expect me to believe you... :huh:...Am I just supposed to believe everything you tell me?
What personal attack?!?!?! There was no personal attack. What is wrong with you?Yes, if you expect me to believe you... :huh:...Am I just supposed to believe everything you tell me?
And, please keep the conversation objective and on-topic -- above personal attacks...
Not if we keep on-topic......If I had called you an *******, well, then I guess that might be considered a personal attack.Yes, if you expect me to believe you... :huh:...Am I just supposed to believe everything you tell me?
And, please keep the conversation objective and on-topic -- above personal attacks...
I will say it sure is difficult to have any kind of meaningful discussion with you.
Bullying? Pulease!What's with all the bullying...?
Yo FJRBluesman, please ship me ten pounds of that special coffee! I sent you my mailing address by PM; ASAP!Even if scantily clad virgins pick the beans it’s still a bloody coffee bean (did I just say that out loud?).
Now go back to riding.
Done! FedEx'd overnight for breakfast.Yo FJRBluesman, please ship me ten pounds of that special coffee! I sent you my mailing address by PM; ASAP!Even if scantily clad virgins pick the beans it’s still a bloody coffee bean (did I just say that out loud?).
Now go back to riding.
I'm 62 years old, they really don't have to be virgins, just slightly used. A nod is a good as a wink to a blind horse!
Most definitely.The mention of Jestal and the fact that his info is still here should be adequate info...... But then again, some just refuse to accept honest well researched facts..
Strongly concur with the Sheep Admirer from Owosso.This **** is simply Commode fodder.
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