Marvel Mystery oil can be used in the fuel tank and mixed with the engine oil but is not recommended as a one time engine flush. No more than 25 percent of your oil should be replaced with Mystery Oil. You can flush sludge out of your engine by regular use of the product with each oil change. I'm posting this because I read many people online saying that Marvel Mystery Oil is just snake oil & "won't fix your car". But that wasn't the case when I finally decided to buy a $4 bottle & put it in my car. So, I just want to make a thread about personal experience with the product. Like... strong>Dear Doctor: I have used Marvel Mystery oil on older engines for sludge treatment. I've also used it to clean the oil pump filter and to stop valve tappet noise. Can this oil also be used on my 2014 Infiniti 3.5L with 91,000 miles for contaminant buildup prevention? Would you recommend the use of Techron gas additive for carbon deposit ... Marvel Mystery Oil helps unleash maximum power and performance while extending engine life. The original oil enhancer AND fuel treatment cleans the engine from the inside out, increases fuel economy, and protects against temperature extremes. Regularly use Marvel in your oil and fuel for a smoother, quieter engine. I use Marvel Mystery Oil @ every change, 1qt. for the last 5 changes. I have noticed the more miles I drive the smoother the engine is. Member t-rd said it cleans the oil return passages in the cyl. heads that can get gunked up. The first 2 times I used it turned the oil black by 3K miles. Products with PEA (polyether amine), which I believe is the (patented/owned) product in Techron ^ Techron Concentrate Plus (black bottle) Gumout Regane There are indeed a lot of testimonials for other products such as Auto RX, Marvel Mystery Oil, SeaFoam, Kreen/Kroil, Berryman's B12 Chemtool, Kerosene, Diesel, and many, many more. For what the rest of you use Seafoam for...I have been using Chevron Techron for, for the past 25 + years. In my shop, you will find it well stocked on Techron, and a one gallon red plastic bottle of Marvel Mystery Oil. It makes me cringe everytime I read another post about some rider wanting to use Seafoam as a daily enema, to clean something out. Valvoline Daily Protection Conventional 5W20 Motor Oil 5L Case Pack. Case – 3X5L Easy Pour Jugs. Not sold online Available online Out of stock online. Not sold in stores. Add to registry. Castrol EDGE 0W20 Full Synthetic 5L Case Pack. Case Pack: 3 x 5L. Not sold online Available online Out of stock online. Not sold in stores. Add to registry. Marvel Mystery Oil is an upper cylinder lubricant, there is nothing "mysterious" about it. The use of UCL is perfectly logical and good as a preventative measure. I'm not sure modern engine technology really needs UCL anymore, as valve guide and seal technology is so much better than when Mystery Oil first came out, as is lifter technology. Engine manufacturers are well aware of varying degrees of fuel qualities available to boaters. Back in the 80's de-carbing an engine was a simple process done once in a while and the only additive I used was Marvel Mystery oil in our fuel. Later the game changed when we no longer neede to mix oil with the gas. The mixing was done by the motor ... Products with PEA (polyether amine), which I believe is the (patented/owned) product in Techron ^ Techron Concentrate Plus (black bottle) Gumout Regane There are indeed a lot of testimonials for other products such as Auto RX, Marvel Mystery Oil, SeaFoam, Kreen/Kroil, Berryman's B12 Chemtool, Kerosene, Diesel, and many, many more. Originally Posted By: KCJeepWow I wasn't trying to start a brawl I just wanted to help save some people a few bucks.Interesting thought demarpaint, my Jeep I-6 is about as "anti-modern" as you can get hah hah no wonder it likes it. KC I'm glad you posted, and you can't sa... Oct 08, 2006 · I've added Marvel Mystery oil to tank full of Chevron High Octane Techron, and it made the difference with my Check Engine Light going out and passing my Smog Test. Near zero CO, CO2, No2, and lowered hydrocarbons just enough below the maximum to pass the California smog test Nov 29, 2019 · Our top pick for the best catalytic converter cleaner out there is the Chevron Techron Concentrate Plus Fuel System Cleaner. It delivers consistently great results that help your engine run better. If you’re looking for a great value, check out the Marvel Mystery Oil Ultimate Fuel and Motor Treatment. I think with the quality of engine oils these days an additive isn't really necessary as long as it is changed at regular intervals, on the other hand I'm using some marvel mystery oil in my gas every few tankfuls, just about 1/2 oz. per gal., don't know if it does any good but I like to think it is. Apr 27, 2016 · Unlike other fuel treatments, the 50-some-year-old fuel additive, K-100, actually allows the water to emulsify; when added to fuel, K100 bonds itself to the water molecules and encapsulates them: turning the non-combustible fluid into a burnable organic compound. As your engine runs, the water burns along with the fuel, releasing steam which in ... Originally Posted By: KCJeepWow I wasn't trying to start a brawl I just wanted to help save some people a few bucks.Interesting thought demarpaint, my Jeep I-6 is about as "anti-modern" as you can get hah hah no wonder it likes it. KC I'm glad you posted, and you can't sa... I like Marvel mystery oil and Seafoam. I've used other additives including Techron injector cleaner but never was impressed by the results of anything until I used Seafoam. Egads, I think you need to intoduce your sister-in-law to Seafoam and help her save a lot of grief with her car. The CEL came on on a HOT and HUMID day while going about 60 mph, and about 1/8 of a tank of fuel. I thought it might be weather related so I filled it up, drove through that to no avail. Took it to Autozone for code read, P0420 "catylsyst below threshold". On the advice of a friend, with a H6, ran a few Marvel Mystery oil treatments through it. Nelson bc scienceMarvel Mystery Oil is also promoted as a penetrating oil in addition to a corrosion inhibitor. Techron is advertised primarily as carbon cleaner. Each of these products has it's own purpose and the comparison would be just as flawed if you tried to conclude that Techron is an inferior lubricant compared to SeaFoam. Mar 19, 2018 · Sea Foam spray with the intake adapter tube to keep the intake valves clean on a EB engine. Otherwise I run Marvel Mystery Oil in every engine. For any running issues just richen up the Marvel. I had a pickup truck with fuel tank selector issues, dealer wanted over $800 to repair. My favorites are Chevron and Shell. You'll spend about 1-5 cents more per gallon (20-1.00 per tank full) with Top Tier vs a bottle of Techron for a 20 gallon tank is about $10-12. Some of the detergents in the fuel make their way into the oil too as part of the combustion cycle which is okay in my book. Jan 10, 2012 · Best not to introduce fresh oil to more contaminants right away by adding the cleaner after an oil change or at the same time = shorter oil life. For this reason, most people prefer to use Marvel Mystery Oil(MMO) as an UCL, 2 ounce/5 gallons is the general rule of thumb, BETTER to slightly under-dose than OD and cause your octane to drop some. For what the rest of you use Seafoam for...I have been using Chevron Techron for, for the past 25 + years. In my shop, you will find it well stocked on Techron, and a one gallon red plastic bottle of Marvel Mystery Oil. It makes me cringe everytime I read another post about some rider wanting to use Seafoam as a daily enema, to clean something out. Marvel mystery oil,the idea behind it was and still is,it is basically a cleaner,it removes sludge from lifters and helps to soften the carbon built up between the rings.We used to use a quart of ATF to do the same thing.Marvel mystery oil makes a good penetrating oil and is great for an air tool oil.As for lead lubricating the heads,NO,it did ... Author Topic: Additives, what's your opinions, what do you use... (Read 3612 times) ... Do you use Marvel Mystery Oil to your gas to lubricate injectors? Jun 09, 2011 · In this month's Fact or Fiction, we put fuel system cleaners to the test to see if they really work or not. - Import Tuner Magazine I'm now wanting to take a peak at the intake valves and I'm considering trying out the Amsoil Power Foam to clean them if needed. Likewise, I am thinking about switching from the Lucas additive to Marvel Mystery Oil which has an excellent reputation for use in the fuel as an upper cylinder lubricant. Techron is definitely very effective for periodic maintenance or clearing up a minor issue with a fuel injected engine. BG-44k is very effective in older carbureted engines. I am not convinced it is any better than Techron for EFI motors. For the most effective use of Techron, one should just buy either Chevron or Texaco gas most of the time. What makes Techron better then other fuel system treatments? I have used a combination of Techron and Marvel Mystery oil at different times to help maintain my fuel systems integrity and have had very good luck with this combination so far. Apr 05, 2018 · Freddy does a carbon cleaning test and compares B12 Chemtool Seafoam Lucas Oil or Gumout to find out which fuel additive is best. ... Marvel Mystery Oil one week test ... Is Techron better than ... Jan 10, 2012 · Best not to introduce fresh oil to more contaminants right away by adding the cleaner after an oil change or at the same time = shorter oil life. For this reason, most people prefer to use Marvel Mystery Oil(MMO) as an UCL, 2 ounce/5 gallons is the general rule of thumb, BETTER to slightly under-dose than OD and cause your octane to drop some. Techron is definitely very effective for periodic maintenance or clearing up a minor issue with a fuel injected engine. BG-44k is very effective in older carbureted engines. I am not convinced it is any better than Techron for EFI motors. For the most effective use of Techron, one should just buy either Chevron or Texaco gas most of the time. Jan 23, 2020 · Question: “Why do you use fuel additives? What problem do you solve by using them? How do you choose them?” I regularly use two fuel additives in my motorcycles, cars, and truck. > > I have read in this newsgroup over a period of time that Marvel Myster > > oil can clean fuel injectors if added to my gas tank. Is there a > > particular kind of Marvel Mystery oil that does this, or, is it just > > any of the red can versions I pick off the shelf at my local parts > > house? Please reply to me at [email protected] and post ... Feb 12, 2006 · Marvel Mystery oil is great stuff but it aint snake oil. It doesn't cure every little thing with an engine or a sticky valve train. If you have sludge in your motor you need to take the motor appart and have it cleaned professionally and rebuild. I would attempt to get the old fuel out of the tank and add some fresh fuel. For outboard engines that are "fussy" I add some Star Tron and then some Sea Foam. A roto tiller engine is nothing but a small 4 stroke outboard engine. Then some Marvel Mystery Oil in the gas after the engine is running again. Posted: Mon Nov 14, 2016 8:17 pm Post subject: Re: Sea Foam vs. Marvel Mystery Oil vs. Techron For what it's worth (and I probably should have mentioned it at the outset) this is a daily driver so it hasn't been sitting a long time (although this lifter noise made itself known after a 300+ mile drive followed by 2 1/2 straight days of sitting ... For what the rest of you use Seafoam for...I have been using Chevron Techron for, for the past 25 + years. In my shop, you will find it well stocked on Techron, and a one gallon red plastic bottle of Marvel Mystery Oil. It makes me cringe everytime I read another post about some rider wanting to use Seafoam as a daily enema, to clean something out. May 13, 2016 · “My trucks primary use is the truck camper, so 75% of the miles are on hills and curves. I use 90 or better when I obtain gasoline to gain a better timing advance through the computer sensing valve knock. I also add Marvel Mystery oil in colder weather, which is a great gas stabilizer and cleaner.” strong>Dear Doctor: I have used Marvel Mystery oil on older engines for sludge treatment. I've also used it to clean the oil pump filter and to stop valve tappet noise. Can this oil also be used on my 2014 Infiniti 3.5L with 91,000 miles for contaminant buildup prevention? Would you recommend the use of Techron gas additive for carbon deposit ... My favorites are Chevron and Shell. You'll spend about 1-5 cents more per gallon (20-1.00 per tank full) with Top Tier vs a bottle of Techron for a 20 gallon tank is about $10-12. Some of the detergents in the fuel make their way into the oil too as part of the combustion cycle which is okay in my book. My ride has the 3.8 engine. And was wondering if you guys ever dump a bottle of injector cleaner in the fuel tank. In my truck (Cummins) i use Marvel Mystery oil and Power Serv. for my fuel and injectors.And if you do, what is the stuff you use. Jan 27, 2005 · I would try using thin oil like 10W30 with an additive like Marvel Mystery Oil or Rislone. And some in the gas. Then take a few long trips, 100 miles per day. If it did not get any better then the only thing to do is tear it down for a ring and valve job. Sometimes they free up and sometimes they don't. P99 monk starting statsBack in the 70's with Mech Fuel Inj allot of gurus said to use Marvel Mystery Oil in both gas and oil. The quantity of Techron in Chevron's gasoline is quite a bit less then if you add Techron as a fuel treatment. Oil additives improve the smoothness of your engine, giving your existing oil a boost. Fuel additives work can improve efficiency and power, lowering emissions and maintaining your engine. At Halfords, we’ve got a large stock of fuel and oil additives suitable for diesel and petrol cars and vans. I continued to use Shell but I stayed away from fuel additives. As far as contamination, I suspect the viscosity in the oil will reduce. It's like adding Marvel Mystery Oil to the oil, it reduces the viscosity. But, if you are using the recommended amount of Techron there shouldn't be any contamination at all, but I can be wrong... Sapai import eng sub ep 8