My 2007 Ford Fusion turned 300K today.

10K oil change interval 😳 you are certainly braver than I am. I’m surprised it’s lasted that long with that interval. But congratulations on 300K. Hoping to make it that far with my Escape though I’m bored of it and want a older Blazer lol. I’m at 204,600 something with my Escape currently.
You should look at his pic of the head with the VC off. M1 does a great job keeping things clean.
 
You should look at his pic of the head with the VC off. M1 does a great job keeping things clean.
I seen it and it’s great. It’s great oil but it’s certainly no 10,000 mile oil. No oil is. He is braver than I am for sure. And I have seen the issues it can cause firsthand as a mechanic so I won’t be doing the 10,000 mile thing ever. 5,000 it’s fine for, 7,500 is pushing it 10,000 is just insane.
 
I seen it and it’s great. It’s great oil but it’s certainly no 10,000 mile oil. No oil is. He is braver than I am for sure. And I have seen the issues it can cause firsthand as a mechanic so I won’t be doing the 10,000 mile thing ever. 5,000 it’s fine for, 7,500 is pushing it 10,000 is just insane.
I mean, he has pretty much proved it in fact IS a 10,000 mile oil, and has significant evidence backing it, no? Do you have some contrary evidence of engines run at 10,000 mile intervals, their entire life on Mobil 1, that aren't in this condition? Because that would be the appropriate counter argument.
 
I seen it and it’s great. It’s great oil but it’s certainly no 10,000 mile oil. No oil is. He is braver than I am for sure. And I have seen the issues it can cause firsthand as a mechanic so I won’t be doing the 10,000 mile thing ever. 5,000 it’s fine for, 7,500 is pushing it 10,000 is just insane.
How do you explain his success with a 10k OCI?

As @OVERKILL points out, he has proved it across multiple engines.
 
I seen it and it’s great. It’s great oil but it’s certainly no 10,000 mile oil. No oil is. He is braver than I am for sure. And I have seen the issues it can cause firsthand as a mechanic so I won’t be doing the 10,000 mile thing ever. 5,000 it’s fine for, 7,500 is pushing it 10,000 is just insane.
+1 I agree. ALL of my driving is stop and go city mileage. 8000kms/5000miles tops ever. If I drove on the highway I might go a little further but not much.
 
How do you explain his success with a 10k OCI?

As @OVERKILL points out, he has proved it across multiple engines.
If he has had good luck then that’s on him. Based on the issues I’ve seen across multiple engines it’s safe to say my argument is correct. I’ve seen it on more than he has listed. I’m not blaming Mobil 1 at all but they are a company that’s out to make money so they will tell the customer what they want to hear. And I’m not sure I’m full on 100% about him having no issues but I’m not there so I don’t know for sure. Sure it keeps the engine clean but that doesn’t mean it’s not doing damage in the long run say he makes it to 315K likely it’ll start consuming before then.
 
+1 I agree. ALL of my driving is stop and go city mileage. 8000kms/5000miles tops ever. If I drove on the highway I might go a little further but not much.
Yeah most of my driving is in town too. Though I do go on a good stretch of a route going to work that’s a highway but not really called a highway lol. I refuse to go over 5,000 no matter the circumstances. I do 3,000 in my old stuff. I work at a dealership and basically all the manufacturers that recommend 10,000 mile oil changes have basically paraphrased to us it’s strictly to get the car out of warranty nothing more. And I work at a dealership with 10 brands one brand in particular I’m looking at I won’t say but they are the brand with the most consumption issues at that interval. And Mobil 1 makes their oil so that’s probably also why they recommend it. I’m not saying everyone will have issues but the issues are certainly out there and known. It’s just crazy to think someone actually believes that oil has advanced that much and doesn’t think of the fact they are just trying to push the car out of warranty knowing you’ll buy another of their brand.
 
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Yeah most of my driving is in town too. Though I do go on a good stretch of a route going to work that’s a highway but not really called a highway lol. I refuse to go over 5,000 no matter the circumstances. I do 3,000 in my old stuff. I work at a dealership and basically all the manufacturers that recommend 10,000 mile oil changes have basically paraphrased to us it’s strictly to get the car out of warranty nothing more. And I work at a dealership with 10 brands one brand in particular I’m looking at I won’t say but they are the brand with the most consumption issues at that interval. And Mobil 1 makes their oil so that’s probably also why they recommend it. I’m not saying everyone will have issues but the issues are certainly out there and known. It’s just crazy to think someone actually believes that oil has advanced that much and doesn’t think of the fact they are just trying to push the car out of warranty knowing you’ll buy another of their brand.
I drive old cars because I prefer them so warranty ain't a factor for me:)
 
I seen it and it’s great. It’s great oil but it’s certainly no 10,000 mile oil. No oil is. He is braver than I am for sure. And I have seen the issues it can cause firsthand as a mechanic so I won’t be doing the 10,000 mile thing ever. 5,000 it’s fine for, 7,500 is pushing it 10,000 is just insane.
In my ‘11 Fusion (see a trend here?) I started at ~7.5k OCIs on PUP and worked my way up via OCI watching oil condition, all the way up to 17k OCI. Based on those results, I would have backed down to 15k, but I sold it about 5k after the 17k run for a Transit Connect. Not only was the inside VC pic spotless with no varnish, the lady that bought it from me is still driving it with not one engine issue since. I’d say that’s proof, just like @OVERKILL said about tig’s results…
 
If he has had good luck then that’s on him. Based on the issues I’ve seen across multiple engines it’s safe to say my argument is correct. I’ve seen it on more than he has listed. I’m not blaming Mobil 1 at all but they are a company that’s out to make money so they will tell the customer what they want to hear. And I’m not sure I’m full on 100% about him having no issues but I’m not there so I don’t know for sure. Sure it keeps the engine clean but that doesn’t mean it’s not doing damage in the long run say he makes it to 315K likely it’ll start consuming before then.
How is following a set, proven preventive maintenance program “good luck”? The military & government departments run many similar programs that FAR exceed your 5k “limit” and nearly none of them have the issues or failures you refer to. Not arguing with your lived experience, but there must be some other yet-discovered factor in those experiences that is causing the failures, because nearly EVERY engine in Blackstone’s universal averages has average OCIs significantly longer than 5k miles.

Poor filters, or subpar filtration (especially air filters) would be my initial wild guess as to what propitiated the failures.
 
I had a 2009 with the FNR-5 and 2.3 for a short time....I remember that it had a cross member in the way making the A/T filter change a bit difficult....I used Castrol IMV A/T fluid because it spec'd a hard to find Mazda ATF. I sold it to a friend who still drives it. I have the 2.5 version of that Duratec in my 2016 Escape which I'm hoping to get 300K out of.
The cross member does make for a tough pan removal. but if you take the trans motor mount off and jack the engine up 1-2 in. it's much easier. I changed atf to M1 atf even if it didn't have the FNR-5 cert.
 
300,000 miles / ~25mpg x ~$2.75 per gallon = $33,000

Congratulations, tig. You’ve reached a rare point where the cost of fuel alone far exceeds the purchase price of the vehicle. I’m willing to bet, at 10k intervals, you’ve spent another $3k on oil/filters, and probably $4k+ on tires, brakes, and other maintenance, bringing you to $40k total operating cost. $40k/300k mi = $0.13 per mile over its current lifetime. Impressive! 👍🏻
30 oil changes at $33 bucks a change comes to $1000. It takes real money to drive these days .LOL
 
If he has had good luck then that’s on him. Based on the issues I’ve seen across multiple engines it’s safe to say my argument is correct. I’ve seen it on more than he has listed. I’m not blaming Mobil 1 at all but they are a company that’s out to make money so they will tell the customer what they want to hear. And I’m not sure I’m full on 100% about him having no issues but I’m not there so I don’t know for sure. Sure it keeps the engine clean but that doesn’t mean it’s not doing damage in the long run say he makes it to 315K likely it’ll start consuming before then.
Luck doesn't have anything to do with my 45-year success using M1 oils. When I claim no issues with my 10K OCIs with M1, I mean I haven't had a single oil related problem. The Fusion still doesn't show any sign of engine wear, as in ring coking, sludge, varnish, or increased oil consumption.
 
30 oil changes at $33 bucks a change comes to $1000. It takes real money to drive these days .LOL
I was generously including oil at the rate you calculated, along with oil & air filter. I also took your storied, decades-long history of using Mobil 1 to add a rough estimate of shop labor to have someone do it for you, since after childhood plus 45 years of oil changes I assumed you may be having a shop perform the labor for you.

Plus, it makes the $3k number more relatable to the population younger than you that does not actually perform their own changes. Either way 300k is a notable achievement!
 
I seen it and it’s great. It’s great oil but it’s certainly no 10,000 mile oil. No oil is. He is braver than I am for sure. And I have seen the issues it can cause firsthand as a mechanic so I won’t be doing the 10,000 mile thing ever. 5,000 it’s fine for, 7,500 is pushing it 10,000 is just insane.
I am sorry. You are wrong, and what you posted is all false. If it was true tig1 engine would NOT look way it does. Don’t blame a oil and make up stories about oils.
 
I was generously including oil at the rate you calculated, along with oil & air filter. I also took your storied, decades-long history of using Mobil 1 to add a rough estimate of shop labor to have someone do it for you, since after childhood plus 45 years of oil changes I assumed you may be having a shop perform the labor for you.

Plus, it makes the $3k number more relatable to the population younger than you that does not actually perform their own changes. Either way 300k is a notable achievement!
I've had my oil changed twice in the last 60 years by a garage.
 
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