Not All Engine Oils Are Created Equal

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  • čas přidán 29. 06. 2024
  • Look behind the scenes at the extensive testing involved for modern engine oils.
    Today’s best oils will have API SP, ILSAC GF-6, and Dexos Gen 3 Certifications.
    Sponsored by Mobil 1 - www.mobil.com/en/lubricants/
    Modern engine oils continue to decrease in viscosity grades, and yet their performance continues to improve, as mandated by industry regulations and certifications. The latest set of certifications pushes engine oils even further, and in this video we’ll examine how Mobil 1’s Triple Action Formula is tested. Tests include a Sequence VH Engine Test for Sludge and Varnish, a Sequence IIIH Engine Test for Oxidation and Deposit, and a 120,000 mile dynamometer test on a vehicle.
    For each test, we’ll talk about how the test is conducted, and why the test is difficult (like poor fuel quality, running hot, high engine loads, and excessive blowby). We’ll then discuss the test requirements in order to pass, how to identify oils that have passed, and discuss how Mobil 1 performed in the various tests. The 120,000 mile dyno test will also include a full engine tear down and evaluation.
    Don't forget to check out my other pages below!
    Instagram: / engineeringexplained
    Facebook: / engineeringexplained
    Twitter: / jasonfenske13
    EE Extra: / @engineeringexplainede...
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Komentáře • 924

  • @weilandcock
    @weilandcock Před 2 lety +868

    Wow, this is very impressive. Excited for them to release Mobil 2!

  • @zorikos_
    @zorikos_ Před 2 lety +442

    While I do find all these methods of testing and their results extremely impressive.. I do wonder why they don’t have any tests that simulate short drives where the engine is cooled off and heated back up frequently, as the constant heat cycling of engines is really the hardest on them.

    • @championxxlNL
      @championxxlNL Před 2 lety +74

      They do sort of simulate that with running the engine oil and coolant extremely cold for a long duration

    • @clover7359
      @clover7359 Před 2 lety +95

      I agree, 120,000 miles accumulated in 6 months with very little interruption is very different from 120,000 miles accumulated over 10 years with thousands of complete cooling cycles.

    • @se6586
      @se6586 Před 2 lety +25

      That’s why they had the cooled engine to simulate that

    • @EngineeringExplained
      @EngineeringExplained  Před 2 lety +288

      Keep in mind we're watching just three of the many, many tests required for these certifications.

    • @ashish00007
      @ashish00007 Před 2 lety +15

      The only thing that they didn't test out was the effect of corrosion/effect of the nature over a prolonged period of time and those sorta things happen only with time. And the effect of time on oils. They changed oil every month or so in these tests (20k miles every month ie 120k miles for 6 months) is my assumption. And oil oxidises with time and could impact the test results.

  • @craigquann
    @craigquann Před 2 lety +180

    It's pretty impressive how much actually goes into motor oil. Shout out to Mobil 1 for giving us so many peeks behind the curtain. Gives a lot of confidence to the customer when a company is that open.

    • @shadowopsairman1583
      @shadowopsairman1583 Před 2 lety

      I used mobile 1 once it caused lifter tap i flushed it out and went right back to valvoline, mobile 1 is overrated

    • @johnsteele8073
      @johnsteele8073 Před 2 lety

      They really aren't... Open about the results.... Companies like amsoil clearly print the performance results such as Noack volatility (the test that separates the men from the boys in oil)

    • @elpoison626
      @elpoison626 Před 2 lety

      @@shadowopsairman1583 have you tried Amsoil???

    • @brendanschriber3242
      @brendanschriber3242 Před rokem +2

      Lubrication is a heavily underrated aspect of engineering

  • @solocamo3654
    @solocamo3654 Před 2 lety +75

    12:00 ... exactly why I subscribe. I was afraid you were going to say the oil made the difference in those intake valves when it's clearly just the port injection cleaning them up. Thanks for doing what you do so honestly.

    • @dragospahontu
      @dragospahontu Před rokem

      It depends on the direct injection

    • @abraham3981
      @abraham3981 Před 7 měsíci +1

      @@dragospahontu Toyota uses dual port and direct and there is a reason why they don't just use DI alone like Honda and Mazda for instance.

    • @dragospahontu
      @dragospahontu Před 7 měsíci

      @@abraham3981 it's not a big issue

  • @redlywaxer
    @redlywaxer Před rokem +4

    This was an impressive behind-the-scenes look of motor oil development and testing and some of what goes into making an excellent finished product. Thank you and Mobil 1 for collaborating on this to bring us this information!

  • @kalabash72
    @kalabash72 Před 2 lety +231

    I wish anyone who doubts modern oils would watch this. I don't how many times I've heard that they thought manufacturers are conspiring to run longer oil change intervals so they can sell more vehicles. So they stick to the 3,000 mile change...🤦‍♂️

    • @EngineeringExplained
      @EngineeringExplained  Před 2 lety +78

      Yeah, pretty impressive! Manufacturers are starting to stretch out the intervals, for example the Toyota tested recommends 10k under normal operating conditions. I've seen several push beyond that.

    • @madness198648
      @madness198648 Před 2 lety +86

      Umm that's not a crazy conspiracy, bmw has cut their intervals in half because so many engines were having serious wear issues.

    • @Hallowsaw
      @Hallowsaw Před 2 lety +26

      I actually suggest to people that they should have their oil tested 1 time after 3k miles to see how the condition of the oil is. If it was still good go to 4-5k next time and test it.
      I would say this though, change your filter at least once between an oil change over 5k miles

    • @razorrich
      @razorrich Před 2 lety +28

      Nobody that has cared to perform basic research doubting synthetic motor oils performance. And 3K mile oil change intervals is an old school philosophy in reference to ‘conventional’ motor oils.

    • @kalabash72
      @kalabash72 Před 2 lety +21

      @@madness198648 there could be a lot going on there. BMW drivers could be driving more "spirited" long before the break in period of the engine. BMW isn't exactly known for reliability. They could have some design flaws. I do love their engines. I don't hate them. There are just known risks if you're going to buy one of them.

  • @CMunch827
    @CMunch827 Před rokem +2

    My Grandfather worked for Mobil oil doing lubricant testing, He retired in 1974 After 30yrs. I wish I had asked him more questions about his experience.
    I don't remember much. I think at the time the facility was in long Island City. All I could think of while watching this is him doing this work so long ago. Thank You

  • @GarageTechAutomotive
    @GarageTechAutomotive Před 2 lety +3

    Another great video, interesting to see the level of testing that goes into it, and this was just three of the many test/standards they have to meet. Thanks 🙏🏽

  • @DracoOmnia
    @DracoOmnia Před 2 lety +6

    Definitely worth whatever it costs them to bring you out, us gear heads really appreciate the transparency and deeper explanations that can't be put on a bottle label.

  • @dc5723
    @dc5723 Před 2 lety +36

    Been using Mobil 1 since the 1980s. Lots of mechanics I've spoken to say the engines they have worked on that uses Mobil 1 motor oils are amazingly clean and little wear in the bearings and journals after teardown. I experienced it as well with engines over 150,000 miles.

    • @metzmatu8409
      @metzmatu8409 Před rokem +1

      Wonder why those mechanics tore down those engines if they were in good running condition(s)?

  • @Keet619
    @Keet619 Před 2 lety

    Another GREAT Vid Jason, appreciated, and shout out to Mobil1 for their transparency proving the products worth.

  • @jcos55chev19
    @jcos55chev19 Před 2 lety +2

    Great video into oil testing. As always you explain procedures clearly without oversimplifying the tech. Personally, I have used Mobil1 since it first came out and it's worth every cent for peace of mind.

  • @ABMAustralia
    @ABMAustralia Před 2 lety +6

    The amount of information your videos provide and the way you break down complex automotive engineering into lego pieces so its easily understandable for a non engineer is commendable. Your videos are next to none! Keep it up.

  • @milo9305
    @milo9305 Před 2 lety +22

    One parameter has been omitted in this testing. Time. Over time, over so many kilometers, the results might be different due to heat/cool cycles which play a huge role in oil's behaviour.

    • @chris2790
      @chris2790 Před 2 lety +2

      Not to mention moisture buildup from condensation in cooler weather and/or cooler overnight temps.

    • @pnp8849
      @pnp8849 Před 6 měsíci

      Synthetic oil testing is a gimmick. They could never do long-term test because synthetic oil can't boil off moisture at lower temp. The results is acidic oil, internal corrosion and faster wears. Synthetic oil shear-ability is low and this causes more issue with catalytic converter and O2 as well. All these stuff can be google it all online.

  • @DrJALAGHARI
    @DrJALAGHARI Před 2 lety

    Excellent video. your way of explanation is really wonderful.

  • @RichardFanders
    @RichardFanders Před 2 lety +2

    Brilliant video, the capability of modern engines and oils is astounding.

    • @gjm456
      @gjm456 Před 11 měsíci

      Unfortunately it doesn't do much if anything for DI non turbo engines, as far as tops of intake valves.

  • @whitemoor66
    @whitemoor66 Před 2 lety +11

    Great stuff. Took me straight back to my engine durability testing days. That Toyota engine is very impressive.

  • @salemlott5072
    @salemlott5072 Před 2 lety +7

    I use Mobil 1 for this exact reason, the testing standards and the amount of R&D they put into their oils. Big thanks to Mobil 1 for showing us behind the scenes and also for helping you to expand the knowledge of engine design and testing. 👍

  • @AllThingsQuick
    @AllThingsQuick Před 2 lety

    I just watched a video of yours from 10 years ago with your whiteboard and man did you ever get better at film and editing. Good job fella 💯

  • @Nathan_King
    @Nathan_King Před 2 lety +2

    I used to be brand loyal on motor oil, but now any of the big name brands works for me. I agree, overall oil has improved significantly. Very interesting video and thanks to Mobil 1 for inviting you!

  • @SteveWhiteEEAMPS
    @SteveWhiteEEAMPS Před 2 lety +11

    Excellent video! I love how well you explain this whole process, with such clarity and detail. It really gives me peace of mind knowing how well modern oils protect my vehicles. Great work here Jason!

  • @krassimirpetrov7131
    @krassimirpetrov7131 Před 2 lety +5

    I’m not a Mobil 1 fan by any means but this is pretty awesome and glad to see they do all this - thanks for sharing

    • @suspicionofdeceit
      @suspicionofdeceit Před 2 lety

      What’s better?

    • @iuyozx
      @iuyozx Před 2 lety

      @@suspicionofdeceit For a regular passenger vehicle application, all oils are pretty comparable. One isn't necessarily better than the other. M1 may have been superior in decades prior, but now, just about anything on the shelf is outstanding and should give similar results.

  • @MrNeeeooo
    @MrNeeeooo Před 2 lety

    Jason a big thank you , all your videos are well written and produced and explained, well done and keep up the great work ! Im a huge fan of Mobil 1 Newer engine oil too ! kind regards neoklis sydney australia

  • @garfylunds7301
    @garfylunds7301 Před 2 lety

    What a freaking awesome video! I really enjoy learning about these kind of things. I have a modern German VAG car and the oil change interval is 10K miles with a good synthetic oil...Mind blowing and to think it wasn't that long ago we were told to change oil every 3 - 5000 miles! Wow...

  • @ALMX5DP
    @ALMX5DP Před 2 lety +5

    Awesome video! I still have my preferred method and timeframe for oil changes but do like how far modern oils have come. Did Mobil 1 provide any info on oil filters they used and how often they were changed (if at all)?

  • @leumas75
    @leumas75 Před 2 lety +3

    I’d love to see you produce a video on the other side of the lubricants curtain, where Mobil1 (and others) make specialty oils, fuels, etc… specific for the precise tuning and incredibly high stresses put on F1 engines.

  • @anthonyspeters7203
    @anthonyspeters7203 Před 2 lety

    Very impressive didn't know oil companies did so much testing, gives you a great deal of confidence in Mobil oil,will loom to purchase same in future!

  • @JV-io3nn
    @JV-io3nn Před 2 lety

    I really love this channel. Keep up the good work.

  • @joseacuna3239
    @joseacuna3239 Před 2 lety +27

    I’m not using Mobil 1 because of cost, but the one I’m using meets the API highest standards because I learn from you Jason. Thanks!

    • @EngineeringExplained
      @EngineeringExplained  Před 2 lety +13

      You're very welcome, José, thanks for watching!

    • @nottelling4828
      @nottelling4828 Před 2 lety +2

      SuperTech Full Synthetic. Been using it on my cars for years w/o any issues, and it costs pennies. Can't beat that.

    • @ralphwood8818
      @ralphwood8818 Před 2 lety +1

      I have no idea which oil is best. When I started using filters that clean oil in 1963 I was using Standard Delo 30 weight winter grade. It was 29 cents at the discount stores. Multi grades didnt hold up in those days. Couldnt use them in a diesel engine. In those days I changed the Frantz oil cleaner about every 2 000 miles and added a quart of Delo. We used toilet paper in those days. Todays toilet paper doesnt fit the Frantz. All I have now is Gulf Coasts and Motor Guards. I just installed a Australian Jackmaster. Its the best one in production. I had to remove a Motor Guard to install the Jackmaster. Had to try the Jackmaster. Looks good. I knew it was superior before I installed it. They have a nice fabric covered element. Ive been using Great Value 1000 from Walmart. Ive been using the Super Tech 20 000 mile oil. Some say it is made by the same company that makes Mobil 1. Doesnt make it the same oil but probably makes it a quality oil. I removed the Jackmaster element and installed toilet paper. I will use the factory element later. I got the classic model. Need a wrench to remove the lid. I dont drain oil. I might if I got a leaky head gasket or something like that. I drive enough to keep the fuel and water removed thru the PCV valve. Here in the Dallas area I change the filter about every 6 K miles. Mostly highway. Same oil and filters in everything that has an oil pump.

    • @nottelling4828
      @nottelling4828 Před 2 lety +1

      @@ralphwood8818 There have been numerous reviews and studies comparing SuperTech to Mobil1, and almost every one of them down the line puts them on the same level (save for the price point). And yes, the oil comes from the same producer, so the only difference would be the detergents that are added I would think.

    • @WarrenGarabrandt
      @WarrenGarabrandt Před 2 lety

      @@EngineeringExplained Where I'm at, Mobile 1 is one of the cheaper oils on the market, but continually receives praise as being one of the best. Any thoughts on why it's cheaper AND better? Usually you don't see good stuff being less expensive.

  • @nathanadams1332
    @nathanadams1332 Před 2 lety +53

    Automotive technician here, and yes I'm sure under the right conditions Mobil 1s oil can work on these longer mileage intervals and it's very impressive. HOWEVER there are a thousand different variables that cannot be controlled or tested for in the real world that your car will be exposed to. Modern engines have very tight tolerances when it comes to the need for oil, and all it takes is a slip second with less than ideal oil condition to permanently damage your engine. I have seen particularly on kia's or Hyundai 2.0 turbo motors chew threw turbos in under 30k miles because the owner was doing 7 or 8 thousand mile oil changes. Most Subarus are going to burn through at least a quart of oil in a 5k mile oil change interval, and that would get worse with more and more distance put on that oil. Long story short just do your oil changes every 5k miles, really it's not that hard and it's the bare minimum to keep your engine In good health. I have a job because people can't do their oil changes on time, save your self the money in the future and do your oil changes.

    • @ChildoftheKoRnf9
      @ChildoftheKoRnf9 Před 2 lety +5

      I remember doing 10k intervals on my toyota echo with Mobile 1 fully synthetic due to the packaging statement lol. Luckily I didn't run into an issue, but eventually started following the Echo's manuals 7,500 interval just to be safe after reading up on Fuel Dilution of motor oils. As a non-automotive tech, sounds like by the very design of direct injection and the piston rings over time fuel gets passed the rings and seeps into the oil pan which over time will dilute the oil and dilute the oils ability to remain as viscous, not to mention at its worst actually wash away the oil from the piston/ports.

    • @Manuel-xy7un
      @Manuel-xy7un Před 2 lety +7

      those are not oil issues those are manufacture problems and junk engines

    • @imjashingyou3461
      @imjashingyou3461 Před 2 lety +1

      I'm sorry Subarus burn through a quart of oil? Beside belonging to my local subie club and never seeing these issues. I do all my own oil changes and with my 2018 crosstrek I bought new I've done 6k mile oil changes with a 7k when I had to drive long distances on short notice for the military and one 10k oil change when I was deeply depressed. I have litterally never seen and oil level drop and I am now over 60k miles.
      You might say I am a sample size of one but you are also a sample size of one, and subject to the same biases if you Hear this stuff from your colleagues, as when I dont hear issues from my friends.

    • @sntstafford
      @sntstafford Před 2 lety +4

      @Nathan - What group oil is being used? Group 3, Group 3+ or Group 4? Group 3 in a turbo beyond 3500 miles between oil changes is a recipie for failure. For those of us old enough to remember the 1979 Fox chassis Mustang and the original 2.3 Lima turbo engines, those engines had a recommended oil drain interval of 1500 miles due to oil coking issues. A lot of people assume that any oil will live for the duration of extended drain intervals. Mercedes ran into this issue in the mid-2000s with owners using Group 3 instead of the MB recommeneded Group 4 oil for extended oil drain intervals; the damage to these MB engines was as you describe. Same with the mid to late 2000s Toyota 2AZ-FE, if memory serves. Anecdotally, I am very confident in my particular Group 4 oil to use a 15,000 mile drain interval; 138,000 miles over 10 years, runs like a champ.

    • @AlanTheBeast100
      @AlanTheBeast100 Před 2 lety

      Honda's engineers are who I listen to.

  • @YewtBoot
    @YewtBoot Před 2 lety

    I recall in my Arctic Engineering PE class in 1981 that Mobil 1 was compared to dino oils in the -50F environment. It was so exciting to see the pour results. The Mobil 1 actually drained from the can. The others didn't even begin to dimple until heated up to -20F.

  • @alpurl
    @alpurl Před 2 lety

    This video is very much appreciated.
    I had no idea that there as so much to testing.

  • @mikehuston2132
    @mikehuston2132 Před 2 lety +8

    awesome video sir... i have a 6.0l ls engine in a plumbing van with 400000 miles. used nothing but mobil 1 5/30. interestingly enough i had to use penzoil 5/30 ultra because i could not get my usual engine oil. it burned 5l within 3000km. i changed the oil again and went back to mobil 1. it stopped using oil again. i would love to hear how an engineer might be able to explain that !!

  • @jimmyaber5920
    @jimmyaber5920 Před 2 lety +9

    I have had many instances of doing observations of the same engines with similar milage when I did repairs where engines were opened. I have a shop in a Suburban town and the latest observations are vehicles of customers that work at a very large employer at the airport so the use of vehicles is about as close as you get. One owner is a 5000 mile oil servicc and the other does oil service when reminder built into vehicle tells him to. These are Ford Explorers with 3.7 engines. Both had the cam chain driven water pumps changed at 145K miles. The 5k motor needed no chain or guides parts. The cam chain tensioner on this clean engine was 8 mm extended which is in the range of new parts install extension. The 8k to 9k oil service engine was not sludge and had no severe accumulations anywhere but its guides had 1/8 " grooves and the tensioner was full extension and hinged guide was loose. There is fine particle dust that passes air filter and plastic like particles that form from combustion residue and heat. Draining oil is the only way you get these out of engine. The long oil drain vehicle needed chains and guides plus labor that erased any savings. The waste oil may have been more environmental waste but the discarded old parts and the energy and waste from making those parts is to be considered. Long oil drain has a cost for most drivers if you keep your vehicle longer.

    • @dq7143
      @dq7143 Před 2 lety

      incomplete post

    • @jimmyaber5920
      @jimmyaber5920 Před 2 lety

      @@dq7143 slip of the finger, complete now

    • @njsongwriter
      @njsongwriter Před 2 lety +1

      Why would waste oil cause environmental waste? Isn't used oil recycled?

    • @janderson8401
      @janderson8401 Před 2 lety

      @@njsongwriter There are contaminants to be removed from the used oil that must be responsibly disposed of.

    • @philipmackin1025
      @philipmackin1025 Před 2 lety

      @@njsongwriter I believe that he means more changes, more oil used.

  • @ssg5795
    @ssg5795 Před 2 lety

    i was trying to find how engine oils are made for every specific engine, its a Rnd intense field so i could not find much, this video is gold

  • @Project-gr6zy
    @Project-gr6zy Před 2 lety +1

    I did a test a while back with 2 ford 300 i6 engines where hp peaked at 3500 rpm 145hp and 265lbs tq at 2k rpm and in daily driving, one engine ran Rotella T6 15W40 and the other ran supertech 15W40, the supertech motor had more varnish and more wear on the rocker arms after 40000 miles the motor with the 15w40 rotella diesel oil had very minimal varnish, both trucks were used for daily driving and an oil cooler maintaining 230F and engine coolant at 180 with an E fan to maintain it and improve mileage, love seeing these vids, help inspire us to try different things!

  • @crowntug
    @crowntug Před 2 lety +3

    Love this type of content Jason, keep it coming!

  • @LMacNeill
    @LMacNeill Před 2 lety +4

    The technology behind both oil and tires are two things that go largely unappreciated in our modern cars. Even cheap oil and cheap tires today are better than the most expensive stuff was only 20 years ago. And if you pay extra for the higher-quality tires and oil today, you're really getting so much more than you realize. This is the kind of stuff you get from competition in the marketplace. It's so fascinating to see this kind of behind-the-scenes stuff -- thanks for showing it to us.

    • @trentallman984
      @trentallman984 Před 2 lety +2

      Another thing that improved without anyone knowing was jet engine noise.

    • @matsudakodo
      @matsudakodo Před 8 měsíci

      To be clear, this is not just natural market competition. The majority of these improvements only came in an environment of increasing standards.

  • @apoc341
    @apoc341 Před 2 lety

    Love these types of videos. Thanks 👍

  • @MrPhilkite
    @MrPhilkite Před 2 lety

    Thankyou for another great video!! I would love to see more VAG teamwork with Humblemechanic!

  • @buzzpedrotti5401
    @buzzpedrotti5401 Před 2 lety +5

    Thank you and Mobil 1 for illustrating so much
    Takeaways.
    1. Use a highest rated oil from a top & trustworthy manufacturer.
    2. Cut the auto & oil manufacturers intervals to the heavy use interval.
    3. Keep car tuned up. Fix running problems.
    4. Don't run motor cold. Especially loaded.
    5. Run a top tier fuel
    6. Avoid direct injected engines.
    7. Buy much older or late model Toyotas.

  • @v8pontiacvent
    @v8pontiacvent Před 2 lety +5

    I've used Mobil1 on my 2005 Chevy Trailblazer 4.2L since new - Currently has 247k miles on the original factory sealed engine.

    • @johnfranklin5277
      @johnfranklin5277 Před 2 lety +1

      I've used castrol Gtx, 10 30 oil for 338.000 miles in my 94 Trans Am since new. Runs like new, uses no oil, engine never been touched, even the timing chain is original.

    • @v8pontiacvent
      @v8pontiacvent Před 2 lety

      @@johnfranklin5277 that’s awesome!

    • @johnfranklin5277
      @johnfranklin5277 Před 2 lety +1

      @@v8pontiacvent Thanks! Your doing very well too. Let's keep doing what we're doing, its working!

  • @zapperguy1
    @zapperguy1 Před 2 lety

    Thanks for the continued great content. I guess this explains my Yukon with over 400k miles on it. I run Mobile 1 in all my vehicles.

  • @matiasbosshardt8888
    @matiasbosshardt8888 Před 2 lety +1

    Awesome videos! Thank to you and Mobil one

  • @rolandotillit2867
    @rolandotillit2867 Před 2 lety +12

    These new GF6 oils are fantastic, a big step over GF5.

  • @AlanTheBeast100
    @AlanTheBeast100 Před 2 lety +16

    As it happens I use M1 Extended 0W20 in our new cars.
    What the video doesn't say, is that any brand that meets those standards should be just as good as M1 up to the performance rating by the manufacturer.
    So, as long as you trust the brand putting the standards on their labels, you're good to go.
    I'd also like to know how oil co's, guarantee that their production meets these standards from day to day, week to week ... ie: maintain and monitor the quality over many, many "batches" of oil over the years. (is it batches? Continuous?).

    • @LubricationExplained
      @LubricationExplained Před 2 lety +3

      That's not entirely true. The specifications set minimum performance criteria. So any oil that meets the spec will guarantee performance to a level "X", but there will be plenty of oils that exceed that performance level, allowing longer drains less wear etc. As for quality control, there's plenty of batch testing that is done at the manufacturing plants to ensure consistent quality of final product. There's also full traceability that goes into the manufacture - so theoretically if there was a warranty claim that pointed to the oil being at fault they can trace it all the way back to date of manufacture.

    • @AlanTheBeast100
      @AlanTheBeast100 Před 2 lety

      @@LubricationExplained
      What do you think "up to the performance rating of the manufacturer" meant>

    • @markwarnberg9504
      @markwarnberg9504 Před 2 lety

      @@LubricationExplained I would point out that there is no need to use an oil that EXCEEDS the manufactuers requirments as long as you follow their service guidlines as stated in the owners manual. The engin is not going to perform any better.

  • @what_to_read
    @what_to_read Před 10 měsíci

    I have been so impressed with I Love Engineering - it's an incredibly useful and inspiring resource for engineers and computer coders like me! I appreciate the thought and effort that goes into creating an effective platform for engineers to learn more about our field. I've found the technical guidance and in-depth materials so helpful and I'm looking forward to taking advantage of more features in the future. Thanks for providing such a great place for engineers to come together and learn!

  • @calevel
    @calevel Před 2 lety

    I’m glad to know this. I’ve always used Mobil 1 in all of my gas vehicles 😎🤙

  • @danielplumley2649
    @danielplumley2649 Před 2 lety +8

    From here on out I’m only buying either an older port injection vehicle or just a new Toyota with D4S. I love that Toyota actually solves issues like that. Other car companies seem to not care much about it.

    • @berto1014
      @berto1014 Před 2 lety +5

      Actually, to mostly solve the issue with caked valves on direct injection engines, all you need to do is install an oil catch can between your positive crank case ventilation and where it reconnects to the intake. The valves get caked because the lighter oil fractions vaporize in the crankcase and then get vented right back into the intake. The oil catch can works as an expansion chamber which allows the oil to re-condense and get caught in the oil can while the positive air pressure in the crankcase can still ventilate. I have one of these installed on my 2021 Yukon, and you'd be amazed at how much oil gets recirculated in the engine without one. I cannot recommend enough how worth it it is to get an oil catch can on a direct injection engine.

    • @danielplumley2649
      @danielplumley2649 Před 2 lety +3

      @@berto1014 I totally understand that, but I much prefer a port injection system anyways because it cleans the back of the valves off and it doesn’t require a high pressure fuel system with expensive injectors. It’s just so much simpler and cheaper to have a port injection system. I highly dislike direct injection and I’d rather not go through the hassle of a catch can either.

    • @berto1014
      @berto1014 Před 2 lety +2

      @@danielplumley2649 Fair enough. I just wanted to present you with an alternative in case you were not aware. I personally like direct injection vs port injection for other reasons since the valve caking can be managed relatively easily.

    • @philipmackin1025
      @philipmackin1025 Před 2 lety +2

      I put a good catch can on a new 2013 ford fusion 2.0. Good oil changes 92000 Kms later valves are really good.

    • @danielplumley2649
      @danielplumley2649 Před 2 lety

      @@philipmackin1025 how often do you empty your catch can? I assume more in the winter?

  • @The_R-n-I_Guy
    @The_R-n-I_Guy Před 2 lety +5

    I'd like to see the inside of an LS based engine after this test. I've heard about engines being pulled at the Junkyard with well over 100k miles and the bearings were all still like new

  • @davidfalgout7304
    @davidfalgout7304 Před 2 lety

    WOW! As an amateur tribologist ( retired) I very much enjoyed this. I worked for Mobil for many years. Then this fella came along selling his Royal Purple. It to me two years of trying and comparing RP to M1, at my mechanic shop. RP mops the floor with M1 in those days. It was so superior that it was hard to believe. In those days ( don't know about today) ...M1 used surfactants, while RP used solvents. When you would look inside an ICE it was amazing!

  • @yaseralhetawi5838
    @yaseralhetawi5838 Před 2 lety

    As usual excellent explanation
    Thank you so much

  • @razorrich
    @razorrich Před 2 lety +8

    Reputable 100% synthetic motor oils like Mobil 1, Amsoil, and Pennzoil, will certainly last for 10K-25K miles. However, oil filters should be changed regularly - 3K miles or so.

    • @njsongwriter
      @njsongwriter Před 2 lety +1

      So you don't believe an oil filter that's rated for 20,000 miles (like the Fram Ultra) would stick be good at 10,000 miles?
      I change my oil every 5k but I recently left the filter in my engine for 10k and had an oil analysis done. The results showed the filter was still doing it's job quite effectively.

    • @dq7143
      @dq7143 Před 2 lety +2

      Yes. Standard direct injection carbon deposits dirty up the oil significantly.

    • @razorrich
      @razorrich Před 2 lety

      @@njsongwriter
      First of all, I didn’t mention anything about Fram Ultra oil filters.
      I see Fram Ultra is rated at 99% efficient at 20 microns and 94% at 10 microns, which are great specs. Depending upon the application, variables such as; oil weight, and oil filter type/ size are the determining factors. Understand?

    • @volvo09
      @volvo09 Před 2 lety

      I think 3k is too early for the average filter.
      I dried out my filter insert after skipping a change (it had a total of 14k miles on it, 2 7k changes) and i wouldn't want to take it much longer than that, I could see dark spots where fine carbon was caught and random larger specs of carbon. It could probably go longer as it was no where near filthy, but at 3k a filter is barely used.

    • @razorrich
      @razorrich Před 2 lety

      @@volvo09
      The “average” filter is made poorly. A premium filter (usually 1.5X-3X the price) can last longer.
      I think you’ll change your mind after performing some research. Pay attention to the terms; filter medium, microns and efficient percentage.
      Furthermore, the only way to accurately check the oil filter is to perform an oil test. The naked eye check really doesn’t mean much.

  • @givemeajackson
    @givemeajackson Před 2 lety +5

    Thanks for this video! Damn those modern oils are pretty badass. My Lexus IS is on castrol magnatec, is heading towards 270'000km and purrs like a kitten still

    • @samuel90497
      @samuel90497 Před 2 lety

      I use this oil in my Chevrolet Corsa ( live in brazil) the car have 337.000 almost 338.000km, and I open the engine just once. It's running pretty well and strong

    • @xochiltepetzalailhuicamina2322
      @xochiltepetzalailhuicamina2322 Před 2 lety

      Magnatec works amazingly well. Im sure soon it will be outlawed. Lol

  • @occultbass
    @occultbass Před 2 lety

    Said hi to you with my partner in a Safeway few days ago! Was so crazy seeing you in person!

  • @mrmiscast
    @mrmiscast Před 2 lety +1

    Being the owner of a couple of 2.0 DI VVT turbocharged 4cyls, seemingly the new "go to" generally spec'd power plant for many manufacturers I run this exact Mobil 1 oil. The oil temp lives at 200F for my version, which isn't bad, yet, given the southern Texas environment, it lives in day in and day out. We have 2 of these SUV's with this engine combination. The first is just a touch over 150k miles, with zero trips to any repair shop. The other is just starting its life, but Mobil1 had made a believer out of me many years ago, so nothing will ever be used but Mobil. I'm sure there are other brands out there as impressive, but usually, they aren't as easy to access.

  • @necko2529
    @necko2529 Před 2 lety +14

    I've used Mobil1 oils and filters in all my cars ever since I've owned my first vehicle. Never been let down.

  • @TommyG11814
    @TommyG11814 Před 2 lety +4

    Great test,,,,would like to see the same on a chevy equinox, it probably wouldn't make the 120K.

  • @TheMrgoodtool
    @TheMrgoodtool Před 2 lety

    When I bought my 2007 chevy monte carlo SS back in 2019, The previous owner used Mobile1 5w30 extended performance synthetic oil in it. I have always been a Valvoline fan, but seeing is believing though, and this video proves what I found out also. I'm sticking to the Mobil1 extended performance synthetic stuff for sure! My 1975 chevy truck though, is a different animal. The high performance 400 chevy small block puts out over 375hp and needs a zinc additive, so I run 10-30 conventional racing VR1 oil in her.

  • @SSNReactorOperator
    @SSNReactorOperator Před 2 lety

    Great video. Love your channel.

  • @zimcarbone
    @zimcarbone Před 2 lety +6

    It would be interesting to see the results of a turbo charged engine after 120K with this oil. Maybe, they already do this and you could make another video?

  • @ragdolltrucking
    @ragdolltrucking Před 2 lety +10

    Toyota does have a unique way of keeping the intake valves clean, but that was also with the engine breathing clean LAB air, thats the problem with all these tests, its the small amount of of dust and dirt that gets past the air filter, then past the piston rings that creates most sludge, the only type of sludge this test can find is from burnt and degraded oil

    • @BuzzaB77
      @BuzzaB77 Před 2 lety

      Does "small amounts of dust and dirt" make it past the filter?

    • @ragdolltrucking
      @ragdolltrucking Před 2 lety +4

      @@BuzzaB77 the air filter is 98 percent effective, oil filter is about 95

    • @BLuRCoZMiiK
      @BLuRCoZMiiK Před 2 lety

      Was this test not done outside? 😂

    • @ragdolltrucking
      @ragdolltrucking Před 2 lety +1

      @@BLuRCoZMiiK no it wasn’t

    • @SpeedShack
      @SpeedShack Před 2 lety

      I've worked for Toyota since 1985 and would love to know the source of your information. Sharing it with the other Engineers should be interesting!

  • @4673962
    @4673962 Před 2 lety

    I love this stuff. I like ams oil. Use there products when I can but I have consistently used this mobile 1 oil. I've looked in my engine and have torn things apart and this is what I have found in my vehicles. All he has shown and said fall inline with what I've found. Inspection scopes are the bomb for this stuff.

  • @MarioDallaRiva
    @MarioDallaRiva Před 2 lety

    Bravo, J! 🤙🏼

  • @mdbizzarri
    @mdbizzarri Před 2 lety +17

    Mobile 1 continues to be innovative and a great product. I've used that product since the 80's because they have done a great job of educating the people who can provide expert advice. It may cost more on the front end, though it's more of an investment into the life of the vehicle. I have yet to hear of Mobile 1 ever failing someone. Great explanation and video as always!

    • @davidpowell3347
      @davidpowell3347 Před 2 lety

      I believe the Mobil 1(s) now being sold is different in constitution than the first Mobil 1 product that was released for sale to the public back around (1980 or earlier?)

  • @pucktoplay1
    @pucktoplay1 Před 2 lety +3

    Jason, can you kindly do a review/video on the stp pro-series intake valve cleaner with the egg timer thing? Looks like your vehicle could use it!

  • @givemeajackson
    @givemeajackson Před 2 lety +2

    Sluge expert would be an awesome job description

  • @BLuRCoZMiiK
    @BLuRCoZMiiK Před 2 lety

    Literally just bought Mobil 1 Extended Performance a day ago. Glad I did

  • @FlatPlaneCranky
    @FlatPlaneCranky Před 2 lety +5

    Very enlightening. I bought my 2021 RAV4 based on this fuel system from Toyota. I also love the egr system taking the exhaust gases post catalytic so the heavy carbon is burned by the catalytic converters before cycling it back into the intake. Kudos to Toyota!!

  • @Link_240
    @Link_240 Před 2 lety +24

    My question is, are these exceding ratings actually as good as they say or are the baseline standards incredibly low?

    • @EngineeringExplained
      @EngineeringExplained  Před 2 lety +23

      I asked the lab about this because they test all kinds of oils (third party). There's a wide variety of results out there, and passing these tests should definitely give confidence. On shelves, you will find a variety of certifications.

    • @berto1014
      @berto1014 Před 2 lety +7

      @@EngineeringExplained Good question from OP, and even better that you thought to ask it as well. As a highway materials engineer myself, we often ask ourselves the same question when we set minimum specification requirements.

  • @TheRvg03gt
    @TheRvg03gt Před 2 lety

    Great info brother!!

  • @mincemangler3141
    @mincemangler3141 Před 2 lety

    Really glad I’ve already been using Mobil one, the guaranteed for 20k miles stuff. Always do it every 5 though with filter.

  • @kevinpolito1529
    @kevinpolito1529 Před 2 lety +17

    Changing oil at the recommended intervals is more important than which oil you use. Running low on oil or rarely changing oil will cause way more damage than running cheap oil.

    • @donvoll2580
      @donvoll2580 Před 2 lety +2

      Good day I have to agreed with u on that. Thanks

    • @robi4387
      @robi4387 Před 2 lety +3

      I read the other day that a survey of rental car companies found that there was little difference between cars that received every TLC and cars that were barely serviced...
      over the first 100,000 that is
      beyond 100,000 the picture was grim.

    • @clb_52
      @clb_52 Před 2 lety

      Recommend intervals are extreme change your oil sooner

    • @Xcelplus
      @Xcelplus Před 2 lety

      Using an expensive oil but changing it infrequently can do more damage than using a cheaper oil and changing it more often.
      :-)

  • @EstorilE36M345
    @EstorilE36M345 Před 2 lety +19

    I want to know what happens with an engine that’s had questionable service gets filled with good oil. How quickly do things get back to acceptable ranges, or do they at all?

    • @ColdWarVet607
      @ColdWarVet607 Před 2 lety +4

      The oil is just for friction, so its not going to repair anything and it can't remove the carbon build up. Given gunk that is already stuck to the piston and rings and other issues with the engine, it could make Mobil One look like its giving bad performance because you still get blow by among other things. But, it should do its number one job and reduce friction while maintaining it viscosity and keeping further damage occurring to the engine that a previous non performing oil would allow to continue. You'd need to get the engine decarbonized, either in a shop or by using other products that do that.

    • @Shabam4895
      @Shabam4895 Před 2 lety +5

      Overtime the oil cleans up whatever varnish and deposits were formed but never 100%

    • @WarrenGarabrandt
      @WarrenGarabrandt Před 2 lety

      If the bearings and other surfaces have suffered damaged (metal worn away), then no magic oil change is ever going to fix that. The parts are now out of spec, and while you might be able to slow the degradation with good oil, the parts being out of spec means they are likely moving in ways they weren't designed for, and the wear will continue at an accelerating pace from metal-to-metal contact. If a bearing suffers damage, the damage will not stop building up, because now the bearing isn't the right shape. If a bearing makes contact, especially under load, metal can be deformed, scuffed up, moved around, or removed entirely. You will certainly be able to see the damage if you take it apart, and it will likely feel rough if you run your finger over it. That surface will not get lubricated properly now, even with good oil, and the bearing's days are numbered at that point. Self-destructing bearings will shed metal particles which might damage other bearings or build up in oil ports or high temperature areas like the piston ring area. That's going to be fatal to the rest of the engine eventually.

  • @gusgiesel
    @gusgiesel Před 2 lety

    Great video! Thank you!

  • @DanBeamZ
    @DanBeamZ Před 2 lety

    Outstanding information.

  • @sgwebb75
    @sgwebb75 Před 2 lety +3

    BMW’s response to the rod bearing wear: How does a consumable part last 120,000 miles?!?

  • @TheBeatenPaths
    @TheBeatenPaths Před 2 lety +6

    Until Amsoil lets me down, I'll be sticking with them.

    • @wespolskaify
      @wespolskaify Před 2 lety +1

      Agree, it's the price! Raised again,3 weeks ago

    • @TheBeatenPaths
      @TheBeatenPaths Před 2 lety

      @@wespolskaify I get it 25% off MSRP, and shipped to my door. I'm also using Amsoil Transmission and differential fluid. The gas mileage improvement far outweighs it's cost.

  • @l0I0I0I0
    @l0I0I0I0 Před rokem +1

    TY! Very informative.

  • @machfive916
    @machfive916 Před 2 lety

    Excellent video!

  • @jazzfreek54
    @jazzfreek54 Před 2 lety +4

    Correct me if I'm wrong but "Full Synthetic" means the oil can be a combination of fossil & synthetic bases. This goes back to a court case with Castrol when Mobil 1 actually was 100% synthetic. Top tier Amsoil is a 100% synthtic oil as opposed to all these Full Synthetic oils being marketed. I consider it false advertising because most people don't know about this court case which allows these companies to mislead consumers. I'm sure Mobil 1 is a good oil, not arguing that, just want the truth about what you're actually getting when you spend big dollars on oil.

    • @markwarnberg9504
      @markwarnberg9504 Před 2 lety

      That is why sites like this are important for informing people as to just what they are buying as the oil companies and goverment will not do it. In Germany there are "TRANSPARENCY LAWS!" that protect the consumer.

  • @michaelbrandt5547
    @michaelbrandt5547 Před 2 lety +5

    Would love to hear your thoughts on this: were these results more to do with Mobil 1's oil performance or Toyota's Engine performance?

    • @Kagemusha320
      @Kagemusha320 Před 2 lety

      well I'm sure they strategically chose that toyota with that specific DI engine with port injectors to make their results look better. Oil companies have to put up a good show along with their test results to inflate marketing for their products as "better than the others who do and make exactly the same product as us".

    • @supersportimpalass
      @supersportimpalass Před 2 lety

      @@Kagemusha320 he said they are testing multiple different engines to see how the oil performs in different scenarios/conditions but nice try though

  • @54mgtf22
    @54mgtf22 Před 2 lety

    Love your work 👍

  • @Ram14250
    @Ram14250 Před 8 měsíci

    I had a Dodge Ram 1500 with a 5.9 Gas V8. Always used Mobil 1 from the first oil change. I got over 160,000 mile and the engine sounded like new ; never missed a beat! The body was gone (Rust) on it... but the engine was like new!

  • @Erigion
    @Erigion Před 2 lety +3

    Direct injection only engines are such a shortcut by car makers

  • @robink.9459
    @robink.9459 Před 2 lety +7

    Maybe I did not get this, but I think driving 120k miles leaving the engine in very good shape is not as impressive when there are no phases where the engine is cooled down completely thousands of times like a car that is used everyday

    • @volvo09
      @volvo09 Před 2 lety +1

      Yeah, while it's certainly a decent test, it's most likely short... It dosen't have a few days a week of running back and forth a few miles to the store in winter not letting the engine warm up.
      Or people who drive all week or longer and never let the engine warm up.

    • @razorrich
      @razorrich Před 2 lety +2

      Ikr. Around 70% engine wear occurs during cold starts.

    • @EngineeringExplained
      @EngineeringExplained  Před 2 lety +8

      It's a valid concern! I've actually spoken with engineers responsible for validation testing on new engines (these are car manufacturers). One of the tests they run is a cold start, where they cool everything down to negative temperatures, then start, and immediately go wide-open on the engine. Shut it down, cool it off, do it again. And again and again. The testing shows there's really no meaningful wear with modern engine oils over the life of the car. Speaking with OEs (not oil companies), they're very satisfied with current oil tech.

    • @russelloppenheimer3970
      @russelloppenheimer3970 Před 2 lety +1

      @@EngineeringExplained impressive test. However in real life an engine often sits for a long time before next cold start, where oil has a chance to flow out of the areas its protecting.
      So the cold start is often a double whammy of wear, cold oil, and less of it. Made worse by how much longer it takes for reinforcements to arrive when oil is cold and slow to pump.
      The test described only simulates half of the real world double whammy, and perhaps the less important half.

    • @mattbrown292
      @mattbrown292 Před 2 lety +1

      @@russelloppenheimer3970 It takes hours to cool down a 100 lb metal chunk to negative temperatures and the oil is still liquid the entire time so it definitely drains down.

  • @mrbkkt1
    @mrbkkt1 Před 2 lety

    Mobile 1 was factory fill on my 05 Lancer Evo. zero problems on it even at 150k miles. Only used Mobile 1 or Royal purple in it.

  • @bkucinschi
    @bkucinschi Před 2 lety

    Thank you for this instructive video !
    Now I'm happy that we got a 2022 RAV4. And I've using Mobil 1 for all my car in the last 15 years. Looks I have no reason to change the brand.

  • @danam2584
    @danam2584 Před 2 lety +3

    828 views in 7 minutes?! Not bad for not having a whiteboard. 😏

  • @bastianenis6412
    @bastianenis6412 Před 2 lety +3

    I wonder how VW engines (direct injection) - most common in Europe - behave in comparison to the Chrysler one in the video. Are they more or less demanding in terms of oil?

    • @Elaba_
      @Elaba_ Před 2 lety

      They broke down too much.

    • @berto1014
      @berto1014 Před 2 lety +1

      It's all relative. The oil requirements are based on a lot of factors such as the displacement of the engine, RPMs/load, as well as the tolerances of main components such as piston rings, journal bearings, etc. The Chrysler engine is just a benchmark, with all of the tolerances known as described in the video. You could use a VW engine if you wanted.

  • @pierredentremont2999
    @pierredentremont2999 Před 2 lety

    Blew the o-ring on the oil pump drive on my 88 Beretta w/2.8 V6. Was driving over 65 mph at the time. Slowed down for road work and the lifters started rattling. Pull off at the next exit and put in 3 liters of oil! I was running Mobil 1 for years and I still believe it allowed the engine to continue the way home over two more days at hiway speed, just kept adding oil every 2-3 hours. Once I got home I changed out the o-ring and years later sold the car. Never opened the engine in 200K. Oil change once a year in the fall usually at about 15K.

  • @joemiller6278
    @joemiller6278 Před 2 lety

    Great product at a great price. Finding some of their products is another story.

  • @joshausterlitz3798
    @joshausterlitz3798 Před 2 lety +4

    As someone who works at a dealer for 12 years now, if people would just change their oil every 4 - 5,000 miles (regardless of what type/brand it is) you don't have to worry about this useless study. There are so many cars that come in here with 200K even 300K+ using our super cheap Sinopec oil that have changed they're oil at 5,000 or less its whole life with no issues, and lots of cars that change their oil at dealer or oil recommended changes with high grade oil/synthetic oil with bad sludge, loss of oil pressure and or major engine issues because of going 10K+ oil changes.
    DON'T listen to dealer or oil manufacturer recommended changes, always change your oil at 5K or less for gas cars, 7K or less for diesel no matter the driving conditions are, and you won't have to worry about these issues.

    • @johnd4348
      @johnd4348 Před 2 lety

      I change mine at around 1500 miles and use Mobil one. I drive mostly highway miles as I live outside of town. I hope my car last a long time.

    • @AustinsCoins
      @AustinsCoins Před 2 lety

      @@johnd4348 If you're doing highway you can do at least 3k.

  • @TheSlowDude
    @TheSlowDude Před 2 lety +3

    my neighbor uses the cheapest oil, changes at 15.000km, and makes he's tyre's scream right after starting the engine in the morning.
    15 year old Car, short commute and high mileage ...still no problem.
    some people have luck to compensate for what they don't know 😂

    • @estamnar6092
      @estamnar6092 Před 2 lety

      Just because it's still running doesn't mean hes not causing damage by doing that, I would bet if we did a tear down of that engine we would find the tolerances all out of spec, the engine making significantly less power than it's supposed to, with significantly more fuel consumption and blow by.

    • @TheSlowDude
      @TheSlowDude Před 2 lety

      @@estamnar6092 I want to believe that too ...I'm a Mobil1 user and I meticulously apply everything I have learned about car's and their engine's.
      Hope to benefit from my methods

  • @largecarken8504
    @largecarken8504 Před 2 lety

    This was so much better than watching another cold flow test.

  • @hsimpson7267
    @hsimpson7267 Před rokem +3

    Parts store shelf??? Come on. we all know that everyone, even mechanics buy their Mobil 1 at walmart

  • @Squat5000
    @Squat5000 Před 2 lety +4

    Amsoil has consistently outperformed Mobil 1 in my applications. I have tested it head to head with Blackstone labs for almost a decade between 6 vehicles and 2 pieces of heavy equipment. Mobile 1 is good. But gets edged out in both severe service and long service applications by 10-20%

    • @TakeDeadAim
      @TakeDeadAim Před 2 lety +4

      But you can't walk into any Walmart in the country and buy a 5 quart jug of it for $24 either.

    • @mattbrown292
      @mattbrown292 Před 2 lety

      And yet you've spent more money on oil analysis and boutique oils than had you just followed the manuals recommendations.

    • @Squat5000
      @Squat5000 Před 2 lety

      @@TakeDeadAim no, I walk into any heavy service shop or lumber yard and get what I need for $40 and run it twice as long with testing and still have better protection.
      Pays for itself.

    • @TakeDeadAim
      @TakeDeadAim Před 2 lety

      Spending half has much on a product which is 95% as "good" is a much better deal though. Doesn't matter to me, I'll spend half as much and change it twice as often and get better protection yet...and that doesn't even take into consideration the cost of testing. I don't need to test with my OCI's. I've run a number of vehicles over 200k so something's working! And like I said...no chasing down dealers. Just walk into Wallyworld, grab a bag of Tostito's and a jug of oil and filter. Gone in 320 seconds! You must live in a special part of the country if you can find AMSOIL at ANY lumberyard.

  • @gbass7328
    @gbass7328 Před 2 lety

    Good coverage on how Mobil tests their oils. No info on how it fairs against any other oils bc they are not created equal. It would be great to see which oils develop worse piston varnish and deposits and which are better. I had a turbo fail when using Mobil 1 10 yrs ago. I’ll never use it again. Lots of great success with other oils backed up with Blackstone testing too.

  • @chasgcia6316
    @chasgcia6316 Před 2 lety

    Good video! Thanks

  • @dman50amm
    @dman50amm Před 2 lety +4

    I'm a Castrol Man, no hate to Mobil1

    • @se6586
      @se6586 Před 2 lety

      My car calls for Castrol but I use Mobil 1