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Changing Oil Brands

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Except for the original oil, I've been using Delo 400 at every oil change. I have been thinking of trying Valvoline PB or Rotella on the next oil change. Are there any concers in changing brands after using one for so long. I currently have 57K on my truck.



Thanks.

Chris
 
On my previous truck I have no idea what the first owner used for oil and I used Mobil delvac 1300 for a while and then switched to Rotella because it was alot easier to find (wally world). With 180,000 miles I never had a problem with the engine. From what I understand switching brands is not a problem, but I was always told not to mix brands, and especially not mix different weights. Just curious why do you want to change?
 
I had no real reason, except a friend of mine has been using the Premium Blue for ever and swears by it. I am not unhappy with Delo at all, and I have never had an oil anaylisis done. I change my oil every 3 to 5K weather it needs it or not.



Chris
 
It's best to pick one brand and stick to it, i. e. don't use a different brand every oil change. I see no harm in trying Valvoline out. Delo, Valvoline and Rotella are all good oils, what should influence your choice the most is which one is easiest for you to acquire. It doesn't help much if you're a quart low and need to drive a 100 miles to find your brand.
 
I switched from Rotella to Delo, and just recently went back to Rotella. My whole scientificly superior reasoning to switch back to Rotella? It is easier to pour into the valvecover by a lot. I had no issues switching, just dump in what you choose. ALL of the oils you mention are very good oils, all will give you long life and good service.
 
Delo 400... $33. and change for a 6 gallon case at Costco. Two oil changes and some top off if needed. Costco is everywhere and if you needed a quart or two, any Chevron station should have it. I used Rotella for years. My Dad used it in an'63 Porsche he had and when we tore it down at 90k, He could not measure any significant wear on the crank or cyls. Both good oils. Chris
 
I've heard of addative packages not being compatable. That's the main reason not to switch/mix brands.

That being said, I've used delo, and rotella. I'm sticking with the rotella because I can get it just about everywhere for a decent price.

Eric
 
It doesn't hurt to switch between brands. The main thing is to get a good quality name brand oil as has been talked about here.



Personally I used to run Amalie and Kendall until they sold out to Sunoco, then I ran Pennzoil until they closed down the refinery in Oil City - none of those are made from Pa crude anymore.



I've been running Delo most recently, but I have run Rotella and Delvan. I may try the Valvolene stuff soon.



Blake
 
Lets see here... I have done 16 oil changes on my truck. These are the oils I have had in it!



1) Whatever came with it from the factory.

2) Esso XD3 0-40 Semi Synthetic at about 2,000 miles! It was cold way up here in Canada and I did not know about the break in rules before synthetics.

3) Valvoline Premium Blue 15-40.

4) Shell Rotella 15-40

5) Delo 400 15-40

6) Delo 400 5-40 Synthetic

7) Curently running Castrol 15-40 XD. Yes it is for diesels and meets CH4. I think I may stick with the Delo 400... ... ... .



I have done 3 oil analysis and the only one that gave me any greif was the Esso XD3 Semi-synthetic.



Change is good, especialy when it is your oil! The only bad thing about this is if I do have a problem it would be hard to blame it on one kind of oil!



Fleetgaurd filters have been used on Every oil change.
 
Some years back, I took and evening class in small engine repair; in the discussion on oils, the instructor referred to a finding in some study that there were rare circumstances where the residual oil remaining in the engine could react adversly with the new oil producing what the article referred to as a "coffee ground effect", i. e. hard coffee gound like particles being formed.

No idea what produced the result--whether it was conflicting additives or what, it was just a result observed in rare circumstances. After that, I have been cautious about changing brands.



Vaughn
 
I made the switch...

. . to Valvoline PB. No reason why except to try something new. Cummins recommends it in their engines, so it must be OK. I'm also using the Fleetguard Stratapore oil filter.



Chris
 
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