first oil change 0w-8, 2025 Camry

I question the benefit of UOA for trend analysis, when you need 30 analysis (after break-in, I might add) before the results are statistically valid. Depends on the cost of the analysis vs the cost of an oil change, and the projected life of the vehicle.
Sure there is value in doing UOAs reguarly even if the stats aren't perfect/fall in the 30 rule. Looks at my data....these data have value. The trends follow the repairs, modifications, issues etc. to a "T". Sure, can you compare M1 to LM without a lot of each? Not really but for my purposes of general trends, viscosity, it works fine.

UOA_data.webp
 
Pretty clear that High Moly is used to protect bearings during such periods whin the ultra-thin oil film is comprised for eaven a second or two. Its not used in heavier oils bc of oil cost and ability for the thicker film oil to protect. One reason both my vehicles will always have 500 ppm moly in them one way or another.
 
I'd trust Mobil 1 over almost any other 0w8 (or any weight for that matter). E-M knows what they're doing when it comes to motor oil.
Keep in mind Mobil manufactures Toyota oil and has been the factory fill on GM vehicles as well.
 
What would be interesting is an early sample and then a sample at 10,000 using the same oil (not changed)

Because i bet it has made practically all the metal it is going to make by 1000 miles and the results wouldn't be drastically different.

Interesting BlackStone didn't seem to mention how many miles are on the universal average.

Agree with SRR, there numbers are small.

IMO nothing gained by early change.
 
I Myself would not change out the FF that early, especially when it has high moly as an additive.

Metallic engine manufacturing bits and debris as well as engine wear in metal shavings has the POSSIBILITY of causing more harm vs what Moly could ever overcome.

Certain Bob’s on here are hilarious to me. 😒

We strive to find the BEST Oil and couple that together with the BEST Filter, (some even add a Bypass Filtration System to add EVEN MORE filtration ability) in order to have the CLEANEST Oil Possible, in order to have the LEAST engine wear —> DUE TO FREAKIN PARTICLES IN THE OIL CAUSING THE ACTUAL ENGINE WEAR yet when it comes to getting Break-in particles out of the engine as quickly and early as possible, some say “it’s perfectly fine” to leave all that JUNK in the oil and allow it to circulate thru the engine for THOUSANDS OF MILES. 🤦🏻‍♂️ What a joke. 😤😠

I would tolerate such comments from random uneducated NPC members on car forums but seeing this on an Oil Forum is truly SAD.

An engine is worn in within the first 30 minutes of running after assembly. Anything after that is stuck particles being dislodged and washing out.

The sooner you drain that out, the sooner the engine will be producing ZERO WEAR and the healthier it will be in the long run. Period.

How this is still debatable in 2024 just shows that the tree huggers have infiltrated our forums and along with bots from the auto manufacturers are trying to get your engine to wear out sooner, so you: GO BUY A NEW CAR.
 
Wife and I have-had 13 new vehicles since 1970 and always used the 3k OCI religion when new.
Never a problem and all badly rusted vehicles were driven to junkyards around 20 years later..... still running well and not losing more than a quart in a 3k OCI. They probably averaged 300k in mileage.

Will we see 300k on these-2 Hyunkias we own now?...... no way Jose! Not even 175k on our-2 city-driven vehicles. These-2 historically shed debris from birth until death.... lol. I bought both of these to test and show the world I will beat the odds of the 2.0 and 2.4 being labeled junk engines. Boy was I nuts thinking that.

I am going to lose this bet, unless the wife finally agrees to sell these-2 Hyunkias premature of old age. Otherwise, they may be only 10-15 years old with 175k, when towed to a junkyard somewhere because of a grenaded engine. Or, in 10 more years, my Atrial-Afib and her Aneurysm will have finally put us in plastic bags.

How long will engines live on 0w8 oil?....... depends on the individual engine manufacturer's history. The Sun may darken every day at Noon, before we see Hyunkia Owners Manuals stipulate 0w8 oils.
 
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