My understanding is that valve rotators were developed to prevent lead deposits. Won't hurt but you don't need it. The only drawback I know of to using synthetic in older engines, is that it can make oil leaks worse. A reference in my 1994 Accord owner's manual to Marvel Mystery Oil; it was right after the "hosing out your gas tank" and "cinder block cruise control" chapter. The extra few bucks may not really be necessary, but is not hurting anything and to my mind is worth theprecaution. It will double the life of rings and valves. Many are getting 400k out of these truck easily. When you buy through our links, we may get a commission. They recommended to run a tank of leaded every seventh fillup. If you're only driving it a few hundred miles a year, it'll outlast your great-great-grandchildren. and on the spark plug. sebastian seymour, lord seymour The lead subs. A decrease in friction will also improve your gas mileage and engine efficiency. Marvel Mystery Lubricating Oil is safe for catalytic converters and oxygen sensors. Didn't even have cloudy gasoline in the carb. Looks like the 185 hp version was used in larger straight trucks. | Daniel Ford's books The series ran for five seasons on CBS, lasting 158 half-hour episodes, all filmed in black-and-white.Creator/writer Carl Reiner had told the cast from the beginning that . Lead was an octane booster. The engine is very quiet and responsive. MMO What does marvel mystery oil do? It is difficult to pick a winner amongst these two products. | Facebook When valves are beginning to stick, it will cut-off time, for first use. Oil Enema.". A nice fellow LRDaum. either place it will be removed at oil change. I fitted another head which had good seats and valves, freshly out of the machine shop. Air cooled VW's loved MMO for long road trips! This also will help your vehicle easily start from sub-zero temperatures. Yes, it does, but only if the excess consumption is a result of carbon buildup. I forget the MIL spec number. We had charts that told us how many gallons of MMO to put in per But I do think that the oil leak can be caused by many other reasons, you should check your car carefully to inspect and fix it. The Seafoam on the other hand is a bit more expensive with its selling price of $6.97 for a 16oz bottle. These little powerplants use a mixture of methanol and nitromethane. Sign up for a new account in our community. More sharing options. Ethanol much more readily evaporates then pure gas which basically can not get any more. 72 octane is the highest grade of gasoline that can be To answer I'd need to know which SBC is being discussed. 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. And the mogas smelled! MMO is a good product and will help keep your carb clean though. Born in Chicago in 1923, Marvel Mystery Oil was developed to combat deposits on carburetors caused by poorly refined gasoline of the age. 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 one from the brand is a special one. He spends his weekdays working for his garage and writing stories for oilsadvisor.com. Regularly use Marvel in your oil and fuel for a smoother, quieter engine. http://www.marvelmysteryoil.com/index.php/site/mmo/ padgett, this is a stock "hi-torque" 327 truck engine. I This is generally regarded as good stuff, You This is right. gasoline ignites, it is vaporized and soaks into the carbon buildup Don't encourage someone to do something illegal. an answer for you. needed to go around again. fuel to form lead phosphate, which comes out of the exhaust stack as a grey ATF will do the same thing inside the engine at a lower cost. This in turn caused increased vehicle performance and fuel economy. Thanks. You guys are right of course about the lead debate dating much farther back. Moreover, this additive has the ability to dissolve and remove fuel residues from fuel injectors and carburetors. Furthermore, the product is budget-friendly and can be used on a variety of vehicles. Marvel mystery oil safe for modern engines? AMC must have hardenned them deeper. Unleaded was just coming in on the Australian market then and I was told it did the same. You'd need to add alot of Marvel Mystery Oil to see a smoky exhaust - much more than the container recommended amount of 4 oz. Marvel Mystery Oil and Lead substitute. 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 . Most gas has about 10 to 15% these days.E-85 has as much as 85 % ethanol, but out west here it's more like e-40 or 50 . The size of the valves was only increased from 1.625 to 1.628 to give a little more margin and help them run cooler in the leaner mixtures. No matter how many times it's beat over the head, it keeps coming back to life . I had a lot of trouble with my snow blower this year. Is Marvel Mystery Oil good or bad for your car? EAA has an answer, after 5 different people and was, the airport is apparently willing to live with it. I have used Marvel many times over the years. As a result, your oil will be unable to efficiently lubricate your engine. You have a RPM drop that is excessive, and run the engine I almost forgot: TEL is a fuel additive, first being mixed with gasoline beginning in the 1920s ( NOT 1950's) as a patented octane rating booster that allowed engine compression to be raised substantially. After a few such experiences, the airport put It can be used as a fuel additive by mixing it with the gasoline in your tank. I use Shaler Rislone oil treatment, which is green and therefore politically correct. Quote; Link to comment Share on other sites. The thing is, most old engines have been rebuilt with hardened valve seats. recommend the procedure. What fuel or additives we are talking about depends on which SBC (the 275hp 327 was a really nice Impala combo but required premium fuel). to infringe on another's copyright. According to their claims, it leaves no carbon deposits (they claim it reduces/removes them). Some people swear by it, some people swear at it, Okay, thats not a trick subject line. I have been running unleaded in the Ambassador for 230,000 miles and never had valve seat issues. Anyone who has used them knows they work and has had a good experience with them. This gives the oil time to work its way through the buildup around the spark plug. Marvel Mystery Oil MM12R - 16 Fl Oz. I have a 2010 2500 with a 5.7 Hemi with 200k and no oil leaks and does not burn oil, (knock on wood). I contacted the maker and he asked what fuel I was using. More than once I had to get on my handheld radio and call the shack to tell Added to oil it prevents valve sticking and clatter, fortifies . A mechanic saw me doing that, picked up his jaw, and told me to use MMO in the oil. If it's near spec, I recommend you just go drive the thing, enjoy it,and pretend you never heard the word "additive". As an oil additive, you replace up to 20 percent. manufactured without [additives]. loosens it up and it goes out the exhaust system. Also the single quad L88 at 430 hp and the pundits top tripower at 435. Made an exceptional difference on a 4.3L GM engine with 40K of mostly in town driving. Just like the topic of using non-detergent oil. Marvel Mystery oil, on the other hand, has been meticulously developed as the ideal oil for rubber parts. You could probably get similar results using soapy water, though rust would be a concern. Login; Register; Espaol. All kinds of power that I didn't have before. (100LL at 2.00 ml TEL) and you have the same 0.50 ml TEL that 80/87 Regular use can improve fuel economy. I don't think I've seen so many responses so quickly to a post before. It was very popular back before detergent motor oil was invented. When winter is over your engine will be thanking you as the life of your car continues to extend. Modern gas has lot more aromatic daisy chain hydrocarbons in it and a higher Reed vapor pressure. It's illegal to use on a public road for the second time! 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???) powder. | Sail Alaska's coast Both are high in detergents -- The exhaust valve must have been stuck before I sprayed the MMO. Tetra-Ethel Lead is not an octane booster either. In all parts of the world many high-spirited revolts from rascally despotisms had of late been knocked on the head; many dreadful casualties, by locomotive and steamer, had likewise knocked hundreds of high-spirited travelers on the head (I lost a dear friend in one of them); my own private affairs were also full of despotisms . It contains additives that help lubricate and protect the engine. 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. This temperature can only be achieved in our small engines at Reply to this topic . I use an additive (CD-32)in my Judge with #12 heads. Not those other engines that were not really for the sans coulottes often had unusual ratings. The engine ran smoother and quieter, almost silent at idle. You need to be a member in order to leave a comment. Instead of a 'lead substitute', try Marvel mystery oil. or intake manifold. Re: Marvel Mystery Oil and E10 in our small engines. And the mineral spirits burns rather cleanly. Or any? Newsletter? For every 10 gallons of gas, add 4 ounces of Marvel Mystery oil. DO NOT use it in vehicles equipped with catalytic converters. He demonstrated by dipping his finger in it and in 5 seconds it had evaporated and left his fingerprint white. As far as the valves, MMO helps remove/prevent carbon build up on the valves. Like PB Blaster, Kano Kroil also loosens frozen parts faster from metals than any other penetrating oils. I believe 2 cycle oil may be more prone to fouling because it is meant to be burned. 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. Your email address will not be published. This in turn caused increased vehicle performance and fuel economy. I have also seen boaters with oil injected outboards run MMO in the fuel as an upper cylinder lubricant. Back in 2016 I started having poor idle symptoms and stalling at stops. However, Marvel Mystery oil stands out because it is cheaper than Seafoam and used for a variety of vehicles and equipment. can put mo-gas in the tank 75% (TEL 0.002 ml) and 25% av-gas It is not their machine and they are not going to be paying for your repairs. The automotive gasoline option. It is recommended that you use Marvel Mystery oil in your fuel system every time you fill up your vehicle. The chlorinated benzenes helped to scavenge this and turn into the volatile lead chloride. Not documented, but everything about the vehicle leads me to believe it's accurate. 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. Won't hurt but you don't need it. Welcome to America, 2019, where everything is true and not true at the same time depending on what you already want to believe. I don't think there MM is not designed to burn and could create deposits around piston and ring grooves which cause scuffing. See for yourself. And of course, reduce wear to a minimum. This diesel fuel additive does not comply with the federal ultra low sulfur content requirements for use . the fourth is a tank of av-gas (100LL) Either of these work OK. 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. Someone said MMO has been out for years, what more could you want? erosion incidents, reported on some lower compression engines. It only takes a few ounces of By ADDED TO ENGINE OIL:Use Marvel Mystery Oil or Marvel Ultimate Oil in the crankcase to enhance oil lubrication and sludge control. Thank you. I am bringing this discussion out of the archives. I would also change to synthetic motor oil although, I would like to hear some experienced opinions on this. and hardened valve seats became common after 72. 1. Posted March 3, 2018. '66 SBCs ranged from a 195hp 283 2bbl (regular fuel) all the way to a 350 hp 327 with many stops in the middle (could get a 375 hp in 65). It works, and has for a long time. lubricant, so when it vaporizes during combustion, oil droplets are was any particular problem with lead fouling the sparkplugs, but if there Valves on 327 engines have aluminized faces to retard the formation of deposits, thereby increasing valve life and reducing maintenance requirements. AMC switched to induction hardened valve seats a little later then the other manufacturers. EXCLUSIVE: Why this pro-gun Colorado Democrat thinks he can beat Lauren Boebert in a rematch: Businessman Adam Frisch criticizes his own party for abandoning him and rural Americans - and says . Drive with unleaded and be happy. the fifth one says let me check and I will get back with you. Keep on posting. Drive it as it is, put regular gas in it and stop worrying. Hard seats are added to earlier heads by machining out the old seats and installing an insert. Start with the Scriptures. Anyone want to suggest that's a bad idea? Like several other similar products that date back several decades Marvel Mystery Oil seems to be a legitimate detergent additive that will reduce varnish and gumming in an engine.
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marvel mystery oil as lead substitute