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Some people swear by it, some people swear at it,
Para Dichlorobenzene, a precursor used in the production of chemically and thermally resistant polymers, <0.1%[2]. As usual, the AACA forum has irrelevant-facted the issue and over-analyzed it to the point of rendering any sort of conclusion impossible. It's confusing. This additive also enhances the vehicles fuel economy and minimizes the noise produced by the fuel injectors. Pretty sure it didn't require any special fuel back then. Puts me in a bit of a pickle! 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. Problem with regular Marvel Mystery Oil is that it will combine with castor oil residue and, over a period of time, form a hard red crud. Burns Hotter of course, so what Plum says is true for both Marvel, or crankcase oil getting burned in a wore-out cylinder. Discussion in 'Old's Cool' started by lucky6600, Dec 1, 2010. 72 octane is the highest grade of gasoline that can be
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. If not removed, these carbons might cause engine damage. Suddenly the valve seats started to wear away again. to infringe on another's copyright. In addition, Marvel Mystery oil helps you to avoid unnecessary rubber parts repairs or replacements. It contains additives that help lubricate and protect the engine. Gunk lead substitute, yes or no? It was going to be extraordinarily expensive to do it all at once, changing tanks, pumps, and refineries, so they convinced the government that there were all these poor schlubs out there whose cars were going to self-destruct without the "cushioning effect" of the precious lead. 2-3 ounces per 10 gallons is enough. (2501) Check price. The lead subs. Marvel Mystery Oil has a place and a use in today world for a wide variety of equipment. After a highway run and cool down, I started the car and a carbon dome broke loose in the head and started bouncing about the cylinder for a few seconds. answered, I do, how often do you have to change your brake pads?). Several old mechanics from the 1950's told me it was early auto transmission fluid with about 25% kerosene. Genesis 1:1-5, 26-31 I Corinthians 8:1-6 John 1; 8; 14 Colossians 1; 2 It comes in different packages but you can buy a single bottle for less than $4. nauseous each time he gave a lesson. Also, some others stated that the price of this additive is quite high. Ninety-five percent of customers gave it a four-star rating or above.This MMO received a lot of good comments from users. free then up. Right. A good burn is difficult to achieve in an engine that always runs cool. Anyone want to suggest that's a bad idea? No matter how many times it's beat over the head, it keeps coming back to life . you might want to try some ZDDP ( zink) the new oils don't have enough zi nk for the old motors..search it on goggle for more info. I have had issues with a lot of chevies after a valve job took the crappy induction hardenning away. 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. However, it turned out later on that the fears were overblown. 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. According to their claims, it leaves no carbon deposits (they claim it reduces/removes them). Not sure if still available but have a few years supply. mogas. Ethanol much more readily evaporates then pure gas which basically can not get any more. which again left me at the far end of the runway without power. Sign up for a new account in our community. Then I can tell you it definitely improves the fuel economy. '04Ram,'99Plym.Van,"96Exploder,'79Dodge pickup, '71Jav. All content of this site Copyright 2018 TheAMCForum unless otherwise noted, all rights reserved. I recommend my customers addMMO to the gas tankmore for protecting and keepingthe fuel system and upper rings cleaner and not sticking as the more violate gasolines of todaydry out from not being run for a few weeks or more. Carbon deposits will cause motor oil to burn more than usual. Ryan has got more than 15 years in the auto industry. The '30 Packard and '15 Hudson don't get pushed as hard as the others, but are typically treated to additives, as well - maybe a waste of time and $$, but I feel better about it. They also got mogas STCs for the airport's fleet of Cubs and other
I don't think I've seen so many responses so quickly to a post before. was going to eliminate lead completely. I thought I had successfully purged all that stuff from my brain like a bad dream. I installed new pistons (and liners) and had that one seat cut and lapped in the valve. The engine ran smoother and quieter, almost silent at idle. cold weather (and New Hampshire can get really cold), they often stalled. Or is it not really noticeable? There are a lot of debates about Marvel Mystery Oil is it good for your car or not? venerable taildraggers. thanksStan. 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. for every 10 gallons of gasoline. TCP to treat 10 gallons of gas. If residual fuel is left in them, the methanol draws moisture from the atmosphere, causing corrosion. Mystery Oil is a top cylinder lubricant, so when it vaporizes during combustion, oil droplets are spread around the valves, guides, and rings to keep things moving. An 11-year-old girl in Detroit had to get staples in her head after . It's easy! The leading theory is to use Marvel Mystery Oil. 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. One customer said, I added MMO to my 12 Ram 2500 diesel tank. either place it will be removed at oil change. 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). If you have not had your valve seats replaced with hard seats, a lead substitute is a must. Marvel mystery oil safe for modern engines? Thank you. I think the can looks neat. No problems. Carburetor1; Feb 14, 2022; OTC and Third Party Oil . '68Jav, and '90 Gold Rush trailer. I don't think there
combustion, there is a chemical reaction between TCP and the lead in the
Didn't even have cloudy gasoline in the carb. So it must be scrubbing a bit of carbon off. Here's my scenario. What about the ones that haven't? in the bottom of the oil kidney. Marvel Mystery oil is one of the most widely used fuel and oil additives today. created during WWII because the cooler cylinders on the multi-row radial
It is a rather critical machining process, and if you get it wrong, a seat can fall out and hold a valve open. Unleaded fuel was a very hot topic in the mid 70's along with the unleaded only 1975 cars with catalytic converters. However we are addressing two totally different problems. You know, MMO smells just like scarlet balsam, which is an old timey wound treatment for horses. But the instructors hated it, one lad especially who got
I use it some times for short term preservation because I like the smell. It's mostly mineralspirits with some light oil, red die and fragrance added. I have a 2006 that I use MM oil in both oil and gas but wanted verification it won;t be detrimental to newerengines. Marvel Mystery Oil, an additives found in Marvel Mystery Oil, can extend the life of your vehicle's engine. Therefore, it helps reduce friction of moving parts and cools the engine. But they're better at protecting their manufacturers from bankruptcy than they are at doing anything significant for your engine's long-term health. 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. Remember too,
Water does a better job of heat transfer, and it doesn't smoke. So, "How do it woik?" the Warbird's Forum
an answer for you. The pump hushed and is still in there2 monthslater. I had to dismantle it, clean them with bleach and then reassemble it. He spends his weekdays working for his garage and writing stories for oilsadvisor.com. If you're only driving it a few hundred miles a year, it'll outlast your great-great-grandchildren. While dibromoethane was added to leaded gas to do the same, some lead oxide did stay in the engine. Your donations help keep this valuable resource free and growing. from [Permanent Link] To: <spridgets@autox.team.net> Subject: Marvel Mystery Oil and Lead substitute: Date: Thu, 5 May 2005 16:25:13 -0700: Hi Listers, Our local K-mart is selling out their automotive stuff at 40% off. I think they still have a place in the modern day engine as well as the older ones. So does Amazon if you click through to that store. 80/87 has 0.50 ml TEL [tetra-ethyl lead] per gallon and is dyed RED, 91/96 has 2.00 ml TEL per gallon and is dyed BLUE, 100LL has 2.00 ml TEL per gallon and is dyed BLUE, 100/130 has 3.00 ml TEL per gallon and is dyed GREEN, 115/145 has 4.60 ml TEL per gallon and is dyed PURPLE. Since 80-octane fuel has disappeared from Michigan, there has
It will double the life of rings and valves. Three grand for the car and three grand for the engine. not do their job. Inquiring minds want to
gasoline ignites, it is vaporized and soaks into the carbon buildup
The lead subs. However, nowhere on their website, nor in any information I have seen, is the claim that it can replace lead substitutes. Each exhaust valve required adjusting after that time, about 0.015" on every single one of them. Why does this happen? Going on 6 months with no awful clicking noises. Contact Us - DO NOT EMAIL CAR QUESTIONS. Learn more. Mystery Oil also improved gas mileage and minimized engine wear. My 10.25:1 400 is kinda marginal so I add something mainly for my peace of mind. Not to be confused with the Benzites, eh, Ms. Edmonds? It was used to scavenge trace and unburned particles out of the fuel after combustion. Circling back tothe original question "low-mile, original SBC engine from 1966". I don't see any pickle. Sign in or register to get started. Are you currently in the car market and getting discouraged by high prices? 3/ When Should You Use Marvel Mystery Oil? AMC generally did not have head problems other then those 73/74 heads, which most people learn to stay away from. email. It soaks into the carbon and eventually
AFAIK GM never put better guides in the small block Chevy, they just kept drilling holes in the cast iron like they had been doing. By Tundra1, January 17, 2015 in General Discussion - Any topic is welcome here!!! You don't spill this stuff on your
He also loves making connections and friends in the automotive industry. All the other valves and seats were untouched. I think this gas additive hypeis more a necessity for sales thanbased on any actual need for protecting the engine. 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. So, whats the verdict? So the airport could hire a tanker truck to go to the terminal and
So I can imagine any lube, esp MMO, added could help a bit. Marvel Mystery Oil is a blend of mineral oils, which are a byproduct of the fractional distillation process used to make gasoline. As Matt said it may not be necessary but doesn't hurt. there's some xylene in there, too. Started it up and of course it smoked for a little while, but I couldn't believe how much better the thing ran. I use MMO instead of Ed's Red for use inside the house (still have part of a gallon can). The Seafoam on the other hand is a bit more expensive with its selling price of $6.97 for a 16oz bottle. Every 100 hours use a good top engine cleaner such as A/C Delco X-66 in an aerosol and follow directions. The 'lead replacement petrol' wasn't doing any good at all. MY 86 CJ-7 NEEDED THE HEAD GASKET REPLACED. I have been driving a 10.25 compression ratio 401 Buick for the last 15 years on regular pump gas. Well, I've been using MMO for many years now, along with Rislone. One of the hot rodding magazines (probably Popular Hot Rodding) built some engines and ran some tests. Many people say old cars driven lightly, just for pleasure, probably don't need it. 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 . You guys are right of course about the lead debate dating much farther back. Probably not an issue with racing, however. Use the directions on the back for amount to put in the fuel per
Just finished my third overhaul, this time I had to replace the guides for the first time and fix 15 cracks in the block. I can't say if MMO enhances the fuel upon firing, but MMO may well aid sealing of valves, and rings at that critical moment when added rationale to fuel. It is possible that the people who have the most problems with gas are the ones who are also great price shoppers, the ones who will stick any nozzle in their filler to save 3 cents. up to a higher RPM for a few seconds and then recheck gives a
I think the term upper cylinder means to lubricate the moving valve stems with in the guides. fouling syndrome. But aviation fuel continued to contain lead, so the
See Also: Lucas Vs Seafoam: Head-To-Head Comparison. In the late 60's and early 70's we were assured that leaded fuel would be available of our older cars. Do not worry yourself into an early grave. A decrease in friction will also improve your gas mileage and engine efficiency. Re: Marvel Mystery Oil and E10 in our small engines. And of course, reduce wear to a minimum. My understanding is that valve rotators were developed to prevent lead deposits. Timothy. Personally, I was sorry to see the mogas go, because I bought it
And the mineral spirits burns rather cleanly. the carburetor as a droplet, broken up
ADDED TO ENGINE OIL:Use Marvel Mystery Oil or Marvel Ultimate Oil in the crankcase to enhance oil lubrication and sludge control. A mechanic I know says to put a little of this in. Required fields are marked *. airframe. The only drawback I know of to using synthetic in older engines, is that it can make oil leaks worse. 8 3. 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. The 327 engine has valves faced with cobalt-based alloy for long valve life. Petersen's STC allows for mixing of av-gas and mo-gas. (If you
My old-school mechanic tells me I should be running a lead-additive so it's hard to know who/what to believe. 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 have been running unleaded in the Ambassador for 230,000 miles and never had valve seat issues. in olden times (say, before unleaded fuel. I wouldn't call Marvel Mystery oil a "lead additive." So, whats the truth? Or did you purchase a vehicle in January and feel lucky you locked it in before prices rose higher through February? Chevvy was most notorious for this rating the "racers only" Z-28 302 at 290hp and the "public" SS-350 at 295 hp. By creating a top ring seal, it produced higher compression and, by preventing blow-by on power strokes, it resulted in more power. Engine. And then I fitted the canister and drove another 50,000kms without having to touch a thing. can put mo-gas in the tank 75% (TEL 0.002 ml) and 25% av-gas
Bob's article is followed by an email I received from Terry Lutz, expanding on Marvel and the alternative TCP. They claim that the engines run VERY SMOOTH. Both types of fuel are effective for carburetors, but they are not effective for engines. That didn't bother me, sitting in back as I did,
More than once I had to get on my handheld radio and call the shack to tell
MMO is a good product and will help keep your carb clean though. Tricresyl phosphate, an antiwear and extreme pressure additive in lubricants 0.1-1.0%[2] The leading theory is
Of course, when unleaded fuel came out, there was no
Like Fox News says,"I report and you
lead build up and fouling of spark plugs, along with valve
To answer I'd need to know which SBC is being discussed. I have driven my Pontiac daily for 59 years, putting 400,000+ miles on a 99,000 mile vehicle. So when the pump in the tank of the wife's Voyager started to hum its death tune, I poured a pint of Marvel in the tank for dungz and giggles, figured I'd be dropping the tank soon enough anyway. Robert Parker used Marvel Mystery Oil to reduce the buildup of lead
When you mix this additive into your fuel, it helps to reduce carbon emissions. I use Shaler Rislone oil treatment, which is green and therefore politically correct. The lead does not remain in the engine, and can't build up on
Took it to two different diesel shops and both said thatI needed injectors at almost 200k miles. per 10 gallons of fuel). It was
Sorry if this has been discussed before (I know it has been). AMC engines never really have issues with valve recession as they used good materials in their heads. Aluminized head retards build up of deposits and chrome plated stem reduces scuffing and wear. The says there were two 327 versions for trucks, one (185 hp) at 8.0:1 compression and another (225 hp) at 8.5:1 compression. Added to fuel: At every fill-up add 4 ounces of Marvel Mystery Oil to every 10 gallons of gas or diesel. Welcome to America, 2019, where everything is true and not true at the same time depending on what you already want to believe. loosens it up and it goes out the exhaust system. He explained why in a post on the Cub Builders mailing list,
engine. That would most likely cause catastrophic engine failure. (And no,
Deutsch; English; Franais; Portugus You know when you pull a magneto check at the runup area after
to free up stuck rings and valves by giving the engine a "Mystery
Some state that this additive can help reduce the chattering noise by 90%.Another user said that he added some MMO to the crankcase of his Avalanche 2002 a while back. This oil keeps rubber parts such as hoses, seals, gaskets, and wire well lubricated and prevents them from drying out. Could you share with us your experience of using this MMO in the comment box below? Period. that our friendly 80 octane had. The quality of oils and the precise metering of fuel has nearly eliminated the varnish and gumming problems for cars driven under normal conditions. This makes sludge and corrosion accumulate and causes damage. scavenge the lead from the fuel to keep lead from ever forming on vital
There's plenty of anecdotal evidence for additives and mystery ingredients, but anecdotal evidence isn't evidence. Added to oil it prevents valve sticking and clatter, fortifies . After that, replace 1 quart of your regular motor oil with Marvel Mystery Oil. Also if it did help protect the valves, how would you know? Is Marvel Mystery Oil good or bad for your car? MMO is basicly automotive ATF. because the gasoline comes from a region where ethanol is not used. Back in the late 1940s and early 1950s, at military air bases
formula was purchased by ALCOR. Every time I have ever broken into or had work done on one of my engines, they have been clean and free of sludge. TEL had been identified chemically in the mid-19th century, but its antiknock. In a hard sealed full container (no vent), it should last a while. 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.