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switching to synthetic oil

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Old Nov 16, 2011 | 12:57 PM
  #31  
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Ain't seen a Hemi yet fail from the proper oil changed at reasonable intervals, but I do question the fact that "they" say 87 octane gas is "OK, but not recommended". Seen quite a few cylinder failures.where 87 gas was the culprit. Although every Ram engineer I've talked to said that the 87 fuel thing didn't come from the engineers and strongly recommend 89 octane fuel - off the record, of course...
 

Last edited by HammerZ71; Nov 18, 2011 at 03:35 AM.
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Old Nov 16, 2011 | 01:11 PM
  #32  
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Originally Posted by Calvert
The key is changing at regular intervals! I change my high mileage oil, fram xg filter,
Ugh, ditch that Fram my friend! Rated one of the worst oil filters on the market. And not just through this link. An EXCELLENT read about oil filters, the best review out there:

http://minimopar.knizefamily.net/oil...reference.html

And the reccomendations:

http://minimopar.knizefamily.net/oil.../opinions.html
 
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Old Nov 16, 2011 | 01:49 PM
  #33  
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My old man was a Fram nut, he was a mechanic by trade too from high school until he was in his mid-30s. Did some high end performance type - racing stuff back in the early to mid '70s. But maybe Fram was decent back then.

I won't touch one!

I tend to stick to Wix or Purolator, Mobil 1 or one of the branded ones made by Champion Labs (K&N, RP, etc.)...
 
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Old Nov 17, 2011 | 12:29 AM
  #34  
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All I know, is that with Mobile 1 oil and filter, my oil is grey at worst when I change it at ~5k. Darkest the oil has ever been was the day I bought it and dumped whatever was already in it (not synthetic).
 
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Old Nov 17, 2011 | 10:27 PM
  #35  
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Originally Posted by Blacksport
Actually, correct me if I am wrong, but if the oil is clean after 3000 miles, then it's not doing what it is supposed to do? There are detergents in oil that clean your engine. If the oil is darker, then it's doing it's job cleaning the engine, getting rid of sludge and contaminants, no? I thought that's how the basic principle worked.
I second that
 
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Old Nov 23, 2011 | 12:51 PM
  #36  
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Huh, i never really figured fram to be a poor filter. But after doing some reading and research definitly seems like it isnt what i thought it was. Im not to concerned about it as like i said i change the oil every 3000 no matter what. Filter wise i see the mopar ones available, anyone know anyting about these? Im not looking for super high end performance here, something reasonably priced and will meet expectations.
 
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Old Nov 25, 2011 | 04:01 AM
  #37  
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Originally Posted by Calvert
Huh, i never really figured fram to be a poor filter. But after doing some reading and research definitly seems like it isnt what i thought it was. Im not to concerned about it as like i said i change the oil every 3000 no matter what. Filter wise i see the mopar ones available, anyone know anyting about these? Im not looking for super high end performance here, something reasonably priced and will meet expectations.
I just changed the oil + filter, the old filter was fram and when it was on the oil pressure never exceeded the middle mark even when i go WOT but now with the mopar oil filter it works normally and it exceeded the middle mark , i will never use the fram oil filter again ,,,
 
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Old Nov 25, 2011 | 05:54 AM
  #38  
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Originally Posted by Calvert
Huh, i never really figured fram to be a poor filter. But after doing some reading and research definitly seems like it isnt what i thought it was. Im not to concerned about it as like i said i change the oil every 3000 no matter what. Filter wise i see the mopar ones available, anyone know anyting about these? Im not looking for super high end performance here, something reasonably priced and will meet expectations.
Mopar filters are like a box of chocolates, you never know what you're gonna get. Last I heard they had contracts with four different manufacturers, one was Fram (bad), one was Champion Labs (great).

If you want a good, low price filter buy a Purolator, if you want to spend more then Wix (Napa Gold), Mobil 1, Royal Purple and K&N are good filters...
 
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Old Nov 25, 2011 | 06:10 AM
  #39  
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Originally Posted by HammerZ71
Mopar filters are like a box of chocolates, you never know what you're gonna get. Last I heard they had contracts with four different manufacturers, one was Fram (bad), one was Champion Labs (great).

If you want a good, low price filter buy a Purolator, if you want to spend more then Wix (Napa Gold), Mobil 1, Royal Purple and K&N are good filters...
thanks for the info Hammer , in my country for my truck we only have fram , AC delco, mopar and k&n, so based on ur info next time i ll use the K&N
 
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Old Nov 27, 2011 | 03:02 PM
  #40  
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Originally Posted by NV290
Well said.

It is NOT nessecary to change a filter at 3,000 miles even if you are running your oil longer. That is a proven fact. Ask anybody running an oil pressure gauge as well.

Unless you are running in extreme conditions putting immense loads on your truck day in and day out, you could easily go 4-5k between and oil and filter change with absolutley no negative impact at all on your engines lifespan. I proved that fact 30,000 miles ago by doing a lube oil sample right before an oil change at 3,000 miles and then right before an oil change at 5,000 miles. The numbers were different, but even at 5k, were not even close to being an issue.
Consumer Reports did some testing on oil change intervels a few years ago. They used Taxis in New York City for their test. Very little difference in changing the oil from 3000 to 6000 miles. When the engines where torn down there wasn't any measurable difference
 
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