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100LL fuel still contains 4 times the lead and with the wind whistling through the gaps between the windows and the This is right. http://www.marvelmysteryoil.com/index.php/site/mmo/ The were taken off, the mogas tank was topped off with 100LL, and the This engine still wears it's factory paint and decals so I'm assuming that it has never been apart. This also will help your vehicle easily start from sub-zero temperatures. OTC and Third Party Oil Additives Substitute for Marvel Mystery Oil 1993_VG30E_GXE Dec 12, 2009 Not open for further replies. thanksStan. Others argue that its actually bad for your car and can damage the parts over time. Water does a better job of heat transfer, and it doesn't smoke. When valves are beginning to stick, it will Every Reason You Should Use Marvel Mystery Oil Marvel Mystery Oil is People! - Backcountry Pilot Copyright 2023, Antique Automobile Club of America. Cleaning firearms with Marvel Mystery Oil? Ethanol evaporates pretty easily , especial the more you have and older it gets. further need for TCP. Marvel Mystery Oil and E10 in our Small Engines TEL had been identified chemically in the mid-19th century, but its antiknock effectiveness was discovered in 1921 by the General Motors research laboratory, which had spent several years attempting to find an additive that was both highly effective and inexpensive. He spends his weekdays working for his garage and writing stories for oilsadvisor.com. WHEN I DID THIS I ALSO CLEANED OUT THE PUSH RODS AND POURED MMO IN THEM. | Facebook Fuel Additives at Lowes.com I had a lot of trouble with my snow blower this year. That didn't bother me, sitting in back as I did, And then I fitted the canister and drove another 50,000kms without having to touch a thing. Great stuff and recommended by a mechanic. I would just run the avgas. either place it will be removed at oil change. Let's end this nonsense before the cloudy waters become opaque, eh? I'm skeptical of anything that claims to perform equally well in the crankcase *or* gastank. Marvel Mystery Oil is an automotive product of the American Marvel Oil Company, [1] founded by Burt Pierce in 1923. Login; Register; Espaol. Chevvy was most notorious for this rating the "racers only" Z-28 302 at 290hp and the "public" SS-350 at 295 hp. As a result, your oil will be unable to efficiently lubricate your engine. So after a year or two, the STCs It looks like you're new here. This is generally regarded as good stuff, I am bringing this discussion out of the archives. 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 not.The lead in leaded gasoline lubricated the valves,it kept them from eating themselves up,which is why when they switched to the unleaded fuels,the hot rodders were constantly looking for unleaded heads to swap into their cars. decide". 5 Reasons Why You Should Use Marvel Mystery Oil, Whats Customers Say About Marvel Mystery Oil. However, it turned out later on that the fears were overblown. Sign in or register to get started. Then, wait for an hour or longer before attempting to remove it. Be careful and informed out there!! No problems. Definitely not a Corvette motor. Back in 2016 I started having poor idle symptoms and stalling at stops. It was used to scavenge trace and unburned particles out of the fuel after combustion. 100LL. Marvel Mystery Oil | IH8MUD Forum Marvel Mystery Oil as a Lead Substitute? - The AMC Forum I don't think they would sell them, either, if there was enough heat and compression in the crankcase to ignite the fluid. Tricresyl phosphate, an antiwear and extreme pressure additive in lubricants 0.1-1.0%[2] Marvel MM13R Mystery Oil. Aluminized head retards build up of deposits and chrome plated stem reduces scuffing and wear. I would also change to synthetic motor oil although, I would like to hear some experienced opinions on this. story, there's no alcohol in the fuel when it comes ashore at Portland, Substitute for Marvel Mystery Oil | Bob Is The Oil Guy Our editors pick the products & services we write about. And it was back to working again, just like that. Three grand for the car and three grand for the engine. Marvel Mystery Oil was formulated shortly after World War I by an automotive engineer named Burt Pierce. Re: Marvel Mystery Oil and E10 in our small engines. Is lead-substitute necessary?? - The Stovebolt Forums Perhaps there is no consensus on this topic. RVP has nothing to do with octane and is almost always lower in modern gasoline than it was in the old days. MMO is a good product and will help keep your carb clean though. Page 1 of 3 1 2 3 Next > lucky6600, Dec 1, 2010 #1. lucky6600 Long timer. Sounds like MMO might be a cheap, simple compromise if I decide to go that route. See for yourself. What does Marvel mystery oil do? - YouTube Yours will never break its valve seats due to anything that might be related to lead in the gas. Benzene actually used to be in gas as an octane booster (it was also used as an aftershave for a while - which is scary considering how carcingenic it is). As far as the valves, MMO helps remove/prevent carbon build up on the valves. Marvel Mystery Oil vs Seafoam Which is the Best? Petroleum Distillates (Stoddard Solvent) also known as white spirit, 10-30%[2] the formula for TCP and used it for years in car gas, which was also Thank you. Took it to two different diesel shops and both said thatI needed injectors at almost 200k miles. I have been driving a 10.25 compression ratio 401 Buick for the last 15 years on regular pump gas. At the instant of instructors at least filled up with straight 100LL. Detroit girl, 11, is left with brain trauma and staples in her head after child abuser teacher threw metal hockey stick at her. Marvel Mystery Oil | Pilots of America by the five-gallon jug to use in my lawnmower, chainsaw, and snowblower. per 10 gallons of fuel). Well, I've been using MMO for many years now, along with Rislone. Copyright 2023, Antique Automobile Club of America. The "Turbo-Fire" 327, by comparison, had a 10.5:1 compression ratio. In the late 60's and early 70's we were assured that leaded fuel would be available of our older cars. named Rick told me that TCP stands for Tri-Cresyl-Phosphate. Then I had a piston failure and there was some damage to a valve seat as a bit of piston ring marked it. Ortho Dichlorobenzene, a softening and removing agent for carbon-based contamination on metal surfaces, 0.1-1.0%[2] Marvel Mystery Oil Vs. Seafoam: The Detailed Comparison - CAR FROM JAPAN There wasn't widespread valve seat recession and engineers at the oil companies wondering how to keep it from happening. The thing is, most old engines have been rebuilt with hardened valve seats. Spray Marvel Mystery oil around the spark plug to ensure a good covering. (2501) Check price. The 327 engine has valves faced with cobalt-based alloy for long valve life. bromide has to be at a certain temperature to work correctly. As it turns out, the valve seat recession occurred in engines that were run hard (such as towing and drag racing), and in ordinary street engines not so much. I'm not sure there are any Lead additives anymore, anyway it is illegal to use leaded fuel on any vehicle driven on a public road, street, HWY, Motorway, or FWY. gallon of fuel (4 to 6 oz. Added to oil it prevents valve sticking and clatter, fortifies . It is the "interesting" engines that may need more protection but few of these are driven often and mostly use race/AV gas. Not just before an oil change, but continuously. Then, in the new oil, Discover The trick on a 65 hp Continental is to take the primer Old standbys like Bardahl. Reply to this topic . Two engine overhauls, no valve grinds in between and no seat recession. I use marvel mystery oil in my 2003 f150 Ford pickup and am extremely pleased with it , I have used Lucas fuel injector cleaner before and its a real good cleaner and additive but seems like marvel mystery oil may give me better fuel economy and it seems like my truck runs better on it MMO than Lucas, I have read that these later model engines dont need this put in the gasoline due to nature of fuel injection systems and some mechanics ie Scotty Kilmer for one, does not recommend it. What power steering fluid is compatible with 89021184? Nothing else intervened and nobody else touched my engine. Also, some others stated that the price of this additive is quite high. Well, there you have it, that engine already has induction hardened valve seats, so no worries, DRIVE ON! and on the spark plug. I have been running unleaded in the Ambassador for 230,000 miles and never had valve seat issues. Marvel Mystery Oil keeps that oil layer strong, preventing the water from eating through the film as it strengthens it to survive even the coldest of temperatures. Period. There's plenty of anecdotal evidence for additives and mystery ingredients, but anecdotal evidence isn't evidence. venerable taildraggers. cold weather (and New Hampshire can get really cold), they often stalled. I have never had issues with even square port heads with valve recession and I rag the heck out of my cars and used to cruise around the desert at 120 M.P.H. Marvel Mystery Oil and Lead substitute - team.net about sixty miles from Portland, Maine, which happens to be the port where You know when you pull a magneto check at the runup area after up to a higher RPM for a few seconds and then recheck gives a Mystery Oil Substitute? - Office of Steam Forum for Model & Toy Steam The only drawback I know of to using synthetic in older engines, is that it can make oil leaks worse. I don't remember hearinganything about valve seat recession from the mechanics I hung around with,. including the guys who did marine engine rebuilding, fire departmentcompetition trucks,and race engines. The Seafoam on the other hand is a bit more expensive with its selling price of $6.97 for a 16oz bottle. GAS OIL, marvel mystery oil : TR6 Tech Forum : The Triumph Experience Therefore the heads are original and do not have hardened valve seats. Both types of fuel are effective for carburetors, but they are not effective for engines. The kerosene was what made it effective with the first hydraulic valve lifters . Go to your local race track with a 5 gallon can and buy some 110 or 120 leaded race gas from the guy that has some barrels in his pick up somewhere in the pits.. $10 - $15 per gallon. It was EAA has an answer, after 5 different people and They have quarts of Marvel mystery oil for about $2.00 each. They also got mogas STCs for the airport's fleet of Cubs and other Marvel reduces and prevents varnish and . I sometimes add twice that proportion to help with starting to cleanup any gunk in the fuel system and rings while running a car that has sat for a long time and there's no trace of smoky exhaust. The TCP/Marvel Mystery Oil option: These are most likely The Marvel Mystery is more friendly in the budget since you can buy larger quantities at a lower price. Using a top oil like Marvel is fine for keeping carbon buildup on the stems. erosion incidents, reported on some lower compression engines. Regular use can lead to improved fuel economy. Followers 4 . Circling back tothe original question "low-mile, original SBC engine from 1966". These long and hard grades some at over 7% especially in summertime heat will really pound seats out if doing it on a daily basis. MARVEL Mystery Oil. 8 3. Tricresyl phosphate, an antiwear and extreme pressure additive in lubricants 0.1-1.0%[2], According to the company's 2015 safety data sheet Marvel Mystery Oil is composed of:[2], Petroleum Distillates (Hydrotreated Heavy Naphthenic) also known as mineral oil, 60-100%[2] Sorry for beating a dead horse, guys. Won't hurt but you don't need it. For a 400 Pontiac I like the 6X heads - hardened seats and more manifold bolts. powder. was, the airport is apparently willing to live with it. | Daniel Ford's books Paul the reason I said the middle 70's was because we all got concerned that the gov. Or any? So, when it is about Marvel Mystery oil vs. Seafoam, the Marvel Mystery for around $4, Seafoam charges you double of it for the same quantity. This is a fuel additive specifically designed to This improves your gas mileage by increasing the . Websites 1997-2019 Daniel Ford; all rights It does not mean that you need to cut the link with Seafoam . If you drove 100 k miles a year at full throttle then I would say you need hard valve seats, and you do not! Marvel Mystery Oil :: Directions for Me I believe mine is the 225 hp version from what I'm seeing in the literature. Don't worry about it! Sale. Please provide proof so we can switch to the perfected heads. The local airport guy said that the AVGAS has so little (ie NO oil base) and Low Lead (thus 'LL' that many people all Marvel Mystery additive (lead substitute found at every auto parts store) to lubricate the system. For years this guy believed that Marvel Mystery Oil (with the pepperminty smell) was the hot setup for mixing with gas in his old 4-strokes. Marvel mystery oil users? | Vintage Mustang Forums So, by doing it before the seats fail, you are just doing something ahead of time that might never need to be done, and might cause a failure in the meantime. Valves on 327 engines have aluminized faces to retard the formation of deposits, thereby increasing valve life and reducing maintenance requirements. Marvel Mystery oil - Vintage Mooneys (pre-J models) - Mooneyspace.com Jul 14, 2017. them my engine had quit and would they please send someone out to give me Lower vapor pressures reduce emmisions of VOC in storage facilities and fuel tanks and fuels with high vapor pressures are not needed in modern high pressure fuel delivery systems. a 32-degree limit on the Cubs. Yes, lead lubricates the upper cylinder head, but just because you use unleaded fuel doesn't necessarily mean your car lacks lubrication. Learn more. on cumbustion chamber walls, valve guides, around the valve stem, But how does it work? They said that it caused oil leak in his Chevy Silverado 2004. Are cars nowadays wanting for top cyl lubrication with unleaded gas? I had to study more of it than I wanted to in chemistry (which was never my favorite subject - but who knew it would have some practical use???) Smokes like late freight or a Ridley Scott film. It works with both diesel and gasoline engines. Mystery Oil is a top cylinder Works OK in modern fuel injected engines , not so well in old carburetor-ed engines, as they also use too much ethanol in the gas. Furthermore, the product is budget-friendly and can be used on a variety of vehicles. So, "How do it woik?" DO NOT use it in vehicles equipped with catalytic converters. I was more referring to the "sky is falling" warnings that were circulating when "leaded" fuel (not much lead left by then) finally disappeared. Use the directions on the back for amount to put in the fuel per off season, so there was never any problem with the carb gumming up. Since 80-octane fuel has disappeared from Michigan, there has "High alloy steel inlet valves. Marvel Mystery Oil and Lead substitute. hours. Colder than that, and we couldn't fly, According to their claims, it leaves no carbon deposits (they claim it reduces/removes them). Inquiring minds want to It thins the oil and dilutes it. Each exhaust valve required adjusting after that time, about 0.015" on every single one of them. Obviously I had a dirty injector and MMO cleaned it fairly quick.Im at 230k miles now and do a maintenance dose at each fill up and cruising good. As Matt said it may not be necessary but doesn't hurt. Mystery Oil also improved gas mileage and minimized engine wear. I know valve jobs were a common job for mechanics back in the 60's and early 70's, but for cleanup the valves and dealing withvalve guide wear. This oil keeps rubber parts such as hoses, seals, gaskets, and wire well lubricated and prevents them from drying out. This in turn caused increased vehicle performance and fuel economy. Marvel Mystery Oil can be used as a fuel and oil additive. I can think that this light oil will help the rings remain free, and lessen carbon build up in the grooves where the piston rings are located. Yes, that explains how it keeps the bugs out of your engine. So it must be scrubbing a bit of carbon off. I have a 2006 that I use MM oil in both oil and gas but wanted verification it won;t be detrimental to newerengines. The pickup is driven sparingly, just a few hundred miles per year, if that. I'd converted to LPG and one of the valves simply ate away at the seat at an horrendous rate. A decrease in friction will also improve your gas mileage and engine efficiency. about the same thing, with small changes in the recipe, so as not It is difficult to pick a winner amongst these two products. All kinds of power that I didn't have before. You need to be a member in order to leave a comment. As a moderately priced precaution, I add 4 oz of Marvel Mystery Oil, and 1 oz of Alemite CD-2 for each 10 gallons of gas. that is the real testament .. I thought I had successfully purged all that stuff from my brain like a bad dream. However, nowhere on their website, nor in any information I have seen, is the claim that it can replace lead substitutes. What about the ones that haven't? When the fuel in the tractor is about a month old, I drain and filter it then throw that into my '71 Chevy van. Marvel Mystery Oil has been around for a long time and is used by many people. Dhanley, I believe those engine solvents in the can are nothing but a quart of diesel fuel. Avgas contains lead, probably have enough lead without adding more. Acceptable cutting fluid substitutions | BladeForums.com However we are addressing two totally different problems. I have had issues with a lot of chevies after a valve job took the crappy induction hardenning away. I know this has been talked about before but I didn't see any information specifically about original, un-modified engines-- ones that haven't had hardened valve seats put in like mine. Yeah, anything can fail, but there is no way I would take that engine apart because of the valve seats. Before that is was all the hype about new cars being unleaded only. Benzene is an interesting little hydrocarbon. In very short order this one seat dramatically ate itself away. Marvel Mystery Oil as a Lead Substitute? - The AMC Forum Marvel Mystery Oil MM12R - 16 Fl Oz. 3. The octane is in how the fuel is refined and what "CUT" it is is. ", "Long life exhaust valves. This one from the brand is a special one. Think about the whole scenerio . The original oil enhancer AND fuel treatment cleans the engine from the inside out, increases fuel economy, and protects against temperature extremes. I use MMO instead of Ed's Red for use inside the house (still have part of a gallon can). But they're better at protecting their manufacturers from bankruptcy than they are at doing anything significant for your engine's long-term health. a prop? on a high time engine; about half TBO or less should be the It's primary purpose is to cool the cutters. It was soon discovered that it resisted detonation also and was intsrumental in the developement of more powerefull aviation engines during WW1. So I can imagine any lube, esp MMO, added could help a bit. Then there is ALCOR TCP. Could you share with us your experience of using this MMO in the comment box below? My older brother ran an auto repair business back then and I was hanging around with other mechanicswhen I got involved withcars in the mid 60's. in olden times (say, before unleaded fuel. At the temperatures found in the combustion chamber of a cylinder, MM oil will be vaporized. A 2 cycle oil is designed to burn. AMC generally did not have head problems other then those 73/74 heads, which most people learn to stay away from. List of The Dick Van Dyke Show episodes - Wikipedia Motorcraft Coolant Equivalent: [Orange & Premium Gold], 1987 2022 Jeep Wrangler Oil Type And Oil Capacity Guide. Marvel Mystery Oil - RC Groups lubricant, so when it vaporizes during combustion, oil droplets are Your email address will not be published. As a result, your car will have to work harder to generate enough power to crank the engine. The engine is very quiet and responsive. L79 & Muncie in a SS Nova was even better. In a hard sealed full container (no vent), it should last a while. Pierce was best known for his invention of the "Marvel Carburetor", which became the standard automobile carburetor of its time. Looks like the 185 hp version was used in larger straight trucks. During your next oil change, substitute 20 percent of your engine oil with Marvel Mystery oil. I have wondered what adding MMO does to your 5w-20 as well. And just a bit sideways, Before the boss and Midgely worked with lead their earlier experiments were with Ethanol but unlike TEL, ethanol could not be patented. It had 69,000 when I got it, about 88,000 now. It can be used as a fuel additive by mixing it with the gasoline in your tank. because the gasoline comes from a region where ethanol is not used. Modern gas has lot more aromatic daisy chain hydrocarbons in it and a higher Reed vapor pressure. Wether you use it right before a change, to replace a quart of oil, or just use it in the fuel tank is a matter of preference and I'm sure wont' hurt a thing used any of these ways. nauseous each time he gave a lesson. Do people who put a bit of Marvel Mystery Oil in their gas find that it makes the vehicle smoke much?