Aluminized valve faces on the 283 engine with applications in the 50 series trucks slow the formation of deposits, keep valves cleaner and longer-lived. avoided in the smaller and older engines. to use Marvel Mystery Oil. I use MMO to store my model airplane engines. This is a fuel additive specifically designed to scavenge the lead from the fuel to keep lead from ever forming on vital In the 60's Amoco gasolines were unleaded and generally cost a few cents more. and that was far too often for my taste. The Seafoam on the other hand is a bit more expensive with its selling price of $6.97 for a 16oz bottle. Do not worry yourself into an early grave. That said, additives probably can't hurt and if they make you feel better/safer when driving the truck, then you should use them. Product description. DO NOT use it in vehicles equipped with catalytic converters. http://www.marvelmysteryoil.com/index.php/site/mmo/ See for yourself. WHEN I DID THIS I ALSO CLEANED OUT THE PUSH RODS AND POURED MMO IN THEM. Another way is to run about three tanks of mo-gas and Gas with lead substitute - Maintenance/Repairs - Car Talk Community Simple. Marvel mystery oil Car Forums at Edmunds.com If you have a question and call, Petersen has This in turn caused increased vehicle performance and fuel economy. '04Ram,'99Plym.Van,"96Exploder,'79Dodge pickup, '71Jav. was also left to ponder what would have happened if I had overshot and This chemical is a petroleum-based fuel that provides long-lasting protection and can be used in a wide range of engines and machinery. When piston engines passed by the wayside in the military, Shell Oil bought Charles Kettering discovered that lead would boost octane in the 1930s, and it was cheap, plentiful, and easy to add to fuel so there it was. not do their job. which again left me at the far end of the runway without power. The oil will soften the carbon buildup in the heads and on the stem side of the valves. THIS WAS AT 95K. "Mystery Oil", as it was originally called, proved to have other beneficial effects on the engine. Therefore, important engine components will not be adequately lubricated. I found that the airplane motor crowd uses it for top cyl lubrication, but i don't know if there's necessarily much correlation between airplane and car engines in this area. the Warbird's Forum engine parts. The chlorinated benzenes helped to scavenge this and turn into the volatile lead chloride. Every Reason You Should Use Marvel Mystery Oil Valve seat recession does occur if you are hammering unhardened seats while drag racing, but for a even bigger demise of the seat occurs in road racing or the poor guy that climbs the Questa grade, Grape Vine, Sepulveda Grade, or the Conejo grade every day on his way to work. It was thought that since the automakers were induction hardening valve seats in the unleaded era that it must be necessary. Many of the older, better-known oil treatments on the market do not make claims nearly so lavish as the new upstarts. Marvel Mystery Lubricating Oil is safe for catalytic converters and oxygen sensors. (2501) Check price. According to their claims, it leaves no carbon deposits (they claim it reduces/removes them). 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. much of northern New England's gasoline comes arrives. Check the compression. a considerable taxi to get there, and you are running straight I am no idiot, I have had the experience and it was a properly measured and documented approach I took. Marvel Mystery Oil and E10 in our Small Engines I A mechanic I know says to put a little of this in. In terms of pricing, both fuel additives have a pretty significant difference. for every 10 gallons of gasoline. Don't listen to them. 3 And without controversy great is the mystery of godliness: God was manifest in the flesh, justified in the Spirit, seen of angels, preached unto the Gentiles, believed on in the world, received up into glory. MMO is basicly automotive ATF. Then, in the new oil, https://www.consumerreports.org/car-maintenance/study-shows-top-tier-gasoline-worth-extra-price/. Won't hurt but you don't need it. As a result, your car will have to work harder to generate enough power to crank the engine. Question? Aluminized head retards build up of deposits and chrome plated stem reduces scuffing and wear. valves and guides to mess up your engine. Marvel Mystery oil Marvel Mystery oil. 5 Best Penetrating Oil For Seized Engine Review in 2023 - Car Fluid Pro answered, I do, how often do you have to change your brake pads?). It's more cleaner than oil. Is Marvel Mystery Oil a gimmick? : r/askcarguys - reddit I don't think there Frequently Asked questions - Radial Engines Should one use a 5w-30 or 5w-40 if adding a quart or 20% of MMO to regular oil due to the Viscosity change. For years we raced methonal fueled sprint cars without top oil and dispite proper mantainance we rebuilt Hilborn fuel pumps 3-4 times a season. I run this product in my 7.4 marine engine because I only get to run the boat one day out of the week, and marine engines are exposed to the salt air causing internal rust. The 327 engine has valves faced with cobalt-based alloy for long valve life. The "Turbo-Fire" 327, by comparison, had a 10.5:1 compression ratio. thanksStan. It's your money. Think about the whole scenerio . Is Marvel Mystery Oil good or bad for your car? Everyone was gonna need hardened seats installed in their heads, or need to use smog-era heads with the induction hardened seats, etc. Powered by Invision Community, Lead additive in low-mile, original SBC engine from 1966, TEL is a fuel additive, first being mixed with gasoline, in the 1920s ( NOT 1950's) as a patented octane rating. A nice fellow OTC and Third Party Oil Additives Substitute for Marvel Mystery Oil 1993_VG30E_GXE Dec 12, 2009 Not open for further replies. You know when you pull a magneto check at the runup area after Marvel Mystery oil - Vintage Mooneys (pre-J models) - Mooneyspace.com Marvel Mystery Oil Reviews and Buying Guide 2022 So after a year or two, the STCs methanol - a "drying agent", I use alcohols to clean the greases, dirts, oils, such off machines used around fabric as they clean well, leave no real residue, remove all traces of oil or grease and don't transfer anything to the fabrics. | Facebook It will double the life of rings and valves. I just knew I had thrown a rod! To answer I'd need to know which SBC is being discussed. Start with the Scriptures. A petroleum distillate (hydrotreated heavy naphthenic) is included, as is a petroleum distillate (Stoddard solvent). nauseous each time he gave a lesson. The 'lead replacement petrol' wasn't doing any good at all. Ha ha! The TCP/Marvel Mystery Oil option: These are most likely 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. Didn't even have cloudy gasoline in the carb. AVGAS 100LL and Marvel Mystery - ApexSpeed.com In the late 60's and early 70's we were assured that leaded fuel would be available of our older cars. Ninety-five percent of customers gave it a four-star rating or above.This MMO received a lot of good comments from users. Marvel Mystery Oil is a product used to clean the fuel system of piston planes. Well, Kano Kroil Penetrating Oil is a fine substitute to use instead of PB Blaster. I use it at every oil change to replace one quart of new oil and use it regulary in my fuel tank. or intake manifold. Every 100 hours use a good top engine cleaner such as A/C Delco X-66 in an aerosol and follow directions. Others say a bit of Marvel Mystery oil in each tank is a good idea. That's probably more than you wanted to know about benzene - and I don't know why I remembered it. My experience with MMO.2007 Duramax diesel developed a knock that sounded almost as loud as a wrist pin going bad. 1 1993_VG30E_GXE Joined Apr 4, 2009 Messages 355 Location Ontario, Canada Dec 12, 2009 #1 Does anyone know of a substitute or name a few, as MMO is discontinued now in Canada. Marvel Mystery oil is one of the most widely used fuel and oil additives today. Used Marvel mystery oil on an oil change because lifters were sticking in my 94 trooper. Pretty sure it didn't require any special fuel back then. Robert Parker uses Marvel Mystery Oil to reduce the buildup of lead from 100LL. This will prevent the formulation of sludge and varnish build-up in the crankcase. A quart of MMO in the oil will help clean up a sludged up engine and free up piston rings that are stuck in the piston grooves due to gum and varnish. July 9, 2019 in General Discussion. AUTOMOBILE - marvelmysteryoil This diesel fuel additive does not comply with the federal ultra low sulfur content requirements for use . (And no, EAA has an answer, after 5 different people and While some oils are suitable for use with metal parts, they do not work well with rubber components. Maybe so but I got yelled at by the station attendant when I tried it. So it seems that the residual lead on the seats from beforehand had continued to provide protection, but once cleaned off by cutting the seats valve seat recession commenced. Jul 14, 2017. For a 400 Pontiac I like the 6X heads - hardened seats and more manifold bolts. Marvel Mystery Oil - RC Groups It does not mean that you need to cut the link with Seafoam . Acceptable cutting fluid substitutions | BladeForums.com to be raised substantially. Couldn't keep it running. Main Menu. Never saw that before but was RPO ZL1. GAS OIL, marvel mystery oil : TR6 Tech Forum : The Triumph Experience Why does this Colorado Dem believe he can beat Rep. Lauren Boebert? I have used Marvel many times over the years. Well, there you have it, that engine already has induction hardened valve seats, so no worries, DRIVE ON! Period. . Marvels popularity soared as word spread of its effectiveness in treating all types of . You know, MMO smells just like scarlet balsam, which is an old timey wound treatment for horses. spread around the valves, guides, and rings to keep things moving. Everyone must know about Mystery Oil. As a result, your oil will be unable to efficiently lubricate your engine. Copyright 2023, Antique Automobile Club of America. But the instructors hated it, one lad especially who got I thought I had successfully purged all that stuff from my brain like a bad dream. The problem turned out to be one of those new condensers. was going to eliminate lead completely. Marvel Mystery Oil - Wikipedia sebastian seymour, lord seymour 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. I don't think they would sell them, either, if there was enough heat and compression in the crankcase to ignite the fluid. This However we are addressing two totally different problems. It does work well though to remove the sludge in the oil pan. Marvel Mystery Oil | Page 2 | V-Twin Forum Air cooled VW's loved MMO for long road trips! Right. MARVEL Mystery Oil. Marvel MM12R Mystery Oil - 16 oz. - Amazon.ca However, the carrier is toluene, and formula was purchased by ALCOR. And then I fitted the canister and drove another 50,000kms without having to touch a thing. Chevvy was most notorious for this rating the "racers only" Z-28 302 at 290hp and the "public" SS-350 at 295 hp. Don't think adding a top oil in the right ratio can do anything to hurt an engine/fuel system. L79 & Muncie in a SS Nova was even better. 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. This in turn caused increased vehicle performance and fuel economy. Sign in or register to get started. Gas was unleaded until compression ratios started going up in the '50s. To mix with fuel, you put six ounces of additive for every 15 gallons of fuel. I think the can looks neat. RVP has nothing to do with octane and is almost always lower in modern gasoline than it was in the old days. Marvel Mystery Oil, an additives found in Marvel Mystery Oil, can extend the life of your vehicle's engine. MMO is basically mineral oil, thinner, and a dash of a chemical soap. MMO goes through Added to gas it cleans and lubricates fuel injectors and carburetors, improves gasoline mileage, extends spark plug life, reduces and prevents varnish and gum build-up. It only takes a few ounces of Thats why besides being a mechanic and technician, he started his writing for an auto blog. The following is my experience with valve seat recession. Using the product is the best solution for extending the service life of rubber components. I use Marvel in the fuel in my A.C. WD-45 tractor. I have a 2010 2500 with a 5.7 Hemi with 200k and no oil leaks and does not burn oil, (knock on wood). Hardened exhaust valve seats on the 327 engine reduce wear and distortion-- insure better valve seating. When Marvel Mystery oil is applied, it can dramatically slow down this process. Moreover, the product is compatible with either full-synthetic or synthetic blend oil formulations. Three grand for the car and three grand for the engine. Ninety-five percent of customers gave it a four-star rating or above. We are putting 89 octane in, and adding a can of lead substitute every tank right now. The engine is very quiet and responsive. Regular use can improve fuel economy. All kinds of power that I didn't have before. Are cars nowadays wanting for top cyl lubrication with unleaded gas? Born in Chicago in 1923, Marvel Mystery Oil was developed to combat deposits on carburetors caused by poorly refined gasoline of the age. Suddenly the valve seats started to wear away again. 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. Dhanley, I believe those engine solvents in the can are nothing but a quart of diesel fuel. The trick on a 65 hp Continental is to take the primer Paul the reason I said the middle 70's was because we all got concerned that the gov. Ryan has got more than 15 years in the auto industry. Marvel Mystery Oil is an automotive product of the American Marvel Oil Company, [1] founded by Burt Pierce in 1923. This engine still wears it's factory paint and decals so I'm assuming that it has never been apart. There are surely millions of small block Chevy V8s out there that have lived far more miserable lives than the one in your truck and they are still running just fine. You are actually in error on many of your assumptions. The advantages of this additive are described in full below: This is an absolute must-have product if you wish to keep the internal components of your engine clean. Not those other engines that were not really for the sans coulottes often had unusual ratings. whether because of transportation problems (alcohol absorbs water) or Reply #2 on: September 30, 2020, 09:06:35 am . I don't think I've seen so many responses so quickly to a post before. Thank you. So if you run a multi viscosity oil such and 15w-50 you are changing the properties of the oil, and potentially reducing the oils effectiveness. What does Marvel mystery oil do? - YouTube There are a lot of debates about Marvel Mystery Oil is it good for your car or not? an answer for you. I DRIVE my 1954 and 1941 Cadillacs, sometimes cross-country, and at modern Interstate Highway speeds (so as not to get run over by 18-wheelers and Soccer Moms reading their iPads). If the gas has Ethanol, I also add appropriate portions of Star-Tron. Thanks, PFitz. Don't encourage someone to do something illegal. Mystery Oil is a top cylinder A mechanic saw me doing that, picked up his jaw, and told me to use MMO in the oil. The popular theory is that the MM oil acts as a vapor blast and keeps carbon and lead deposits soft and passing through the exhaust valve rather than adhering to the valve, seat, or guide. I have driven my Pontiac daily for 59 years, putting 400,000+ miles on a 99,000 mile vehicle. I think he was right thoughthe internal explosion of the diesel fuel as it gets compressed between the main bearings would probably clean it up pretty good, it would disassemble it for me, then if I didn't die, I could rebuild it in the parking lot over the next few days (if I didn't get arrested) and it would no longer use any oil. Marvel MM13R Mystery Oil - 32 oz. He spends his weekdays working for his garage and writing stories for oilsadvisor.com. Or is it not really noticeable? It's confusing. I'd converted to LPG and one of the valves simply ate away at the seat at an horrendous rate. Nothing else intervened and nobody else touched my engine. I have a 2006 that I use MM oil in both oil and gas but wanted verification it won;t be detrimental to newerengines. Is Marvel Mystery Oil Safe For Catalytic Converters? Regular use can lead to improved fuel economy. And I may as well replace all of them at this high milage. Many are getting 400k out of these truck easily. by the five-gallon jug to use in my lawnmower, chainsaw, and snowblower. Discover Just a little correction here. Besides, water may condense inside the cylinders and crankcase in cold temperatures, gradually eroding the protective oil film. related: Seafoam vs BG 44K: Head-to-Head Comparison. Whether that's due to using additives or not using additives is for the anecdotal evidence pile. N201MKTurbo. Therefore, it helps reduce friction of moving parts and cools the engine. Anyone want to suggest that's a bad idea? And the mineral spirits burns rather cleanly. Free shipping for many products! Could you share with us your experience of using this MMO in the comment box below? created during WWII because the cooler cylinders on the multi-row radial There were re-portly 7 different cylinder head redesigns in 1973 and 1974 until all the problem were solved in the 1975 and up V-8 heads in particular, these are generally the 502 heads, a little bigger port, a little bigger valves, and supposedly induction hardened valve seats. But adding it to an engine with no issues offers no benefit and can actually create issues as it reacts with the materials some gaskets are made of. Back in 2016 I started having poor idle symptoms and stalling at stops. This one from the brand is a special one. Tetra-Ethel Lead is not an octane booster either. email. Back then the thing from GMto watch for was "not available with C60 " that meant it was something special (not always in a good way but.) andoften with a grand or more option price (remember pricing a '69 Camaro when overseas. 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). Marvel Mystery Oil can be used to keep the fuel system clean. So, whats the truth? AMC must have hardenned them deeper. Marvel Mystery Oil / Miracle Juice or Snake Oil? - Ford Truck Each exhaust valve required adjusting after that time, about 0.015" on every single one of them. that is the real testament .. Marvel Mystery Oil is People! - Backcountry Pilot Car was his first love and passion. had. Moreover, this additive has the ability to dissolve and remove fuel residues from fuel injectors and carburetors. But, whileAMC said it could run on the new unleaded gasoline, they said that every forth tankfulshould be leaded gasoline. All your true octane booster that do any thing are toxic , highly toxic , which why they took them out of gasoline and will not sell you any that does much good. Most boat owners run 4oz of MMO to ten gallons of fuel. Old standbys like Bardahl. Benzene is an interesting little hydrocarbon. | Sail Alaska's coast That didn't bother me, sitting in back as I did, off season, so there was never any problem with the carb gumming up. Best Seller K&N Performance+ Octane Booster: Boosts Octane and Improves Engine Performance, 16 Ounce Bottle Treats up to 18 Gallons, 99-2020 29,253 $999 Save more with Subscribe & Save I contacted the maker and he asked what fuel I was using. 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. Therefore the heads are original and do not have hardened valve seats.