It happened quite a bit back in those days. 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.
There is a very good article on RVP and specific gravities as well as othe things relative to custom blending of racing fuels available from Torco and I beleive Sunoco has some litteriture also. 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. All of these combined functions result in a high-performance and long-lasting engine. Last edited: Mar 24, 2011 My wife said no FJ!
Marvel Mystery Oil and Lead substitute - team.net They recommended to run a tank of leaded every seventh fillup. But I had to drive 1500kms with a trailer before the tin canister would arrive. There is not really any difference in the seat area. Marvel MM13R Mystery Oil. Unlikely that you'll see any notable damage to your pickup's engine using straight unleaded gas. Ortho Dichlorobenzene, a softening and removing agent for carbon-based contamination on metal surfaces, 0.1-1.0%[2] Jul 14, 2017.
That Marvelous Marvel Mystery Oil and other low-lead matters I had a lot of trouble with my snow blower this year. AMC generally did not have head problems other then those 73/74 heads, which most people learn to stay away from. Your email address will not be published. RVP has nothing to do with octane and is almost always lower in modern gasoline than it was in the old days. Bob's article is followed by an email I received from Terry Lutz, expanding on Marvel and the alternative TCP. So after a year or two, the STCs
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. Reply #2 on: September 30, 2020, 09:06:35 am . there are two STCs on the market for mo-gas, EAA and Petersen. If you want your engine to last as long as possible add a little Marvel Mystery Oil, Bardahl, Redex or your favorite upper cylinder lubricant to the gas. I use MMO to store my model airplane engines. Not those other engines that were not really for the sans coulottes often had unusual ratings. 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. 8 years after I had rebuilt the carb I removed the cover and found this: Pretty clean after all those horror stories. Don't listen to them. Someone said MMO has been out for years, what more could you want? I wonder if that's not the "secret ingredient" in MMO. because the gasoline comes from a region where ethanol is not used. that is the real testament .. I think the can looks neat. high manifold pressures the wartime engines were operating at, Tetra Ethyl
YMMV.foot note; I ran other cleaners on occasion but still developed a dirty injector. Drive it as it is, put regular gas in it and stop worrying. Re: Mystery Oil Substitute? You don't need it, but if you trust your mechanic then there's no harm. that are most common use MMT and are more like an octane booster. They serve comparable purposes but with subtle distinctions. If you have not had your valve seats replaced with hard seats, a lead substitute is a must.
AUTOMOBILE - marvelmysteryoil 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. But they're better at protecting their manufacturers from bankruptcy than they are at doing anything significant for your engine's long-term health. Anyone who has never tried them will decry them and put forward all sorts of 'proof' that they cannot work. Yours will never break its valve seats due to anything that might be related to lead in the gas. Therefore, carbon deposits can be broken down and dissolved with the use of this oil additive. 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). TEL vaporized and the excess pushed out the exhaust, and this
Marvels popularity soared as word spread of its effectiveness in treating all types of . It does work well though to remove the sludge in the oil pan. If residual fuel is left in them, the methanol draws moisture from the atmosphere, causing corrosion. When I was 19, I put it in the Cutlass I owned. Yeah, anything can fail, but there is no way I would take that engine apart because of the valve seats. Marvel Mystery Oil MM12R - 16 Fl Oz. --
Marvel MM12R Mystery Oil - 16 oz. - Amazon.ca combustion, there is a chemical reaction between TCP and the lead in the
It will double the life of rings and valves. And the mogas smelled! Paul the reason I said the middle 70's was because we all got concerned that the gov. Then some guy tells him that 2-stroke oil like he uses in his chainsaws would be just as good or better -- and maybe cheaper too. I have a 1966 Chevy 327 in a low-mile, original pickup. That didn't bother me, sitting in back as I did,
Marvel Mystery Lubricating Oil is safe for catalytic converters and oxygen sensors. Mystery Oil is a top cylinder
'68Jav, and '90 Gold Rush trailer. I can build an engine, but, I can't drain oil without a mess.
Detroit substitute teacher who threw hockey stick at a child sentenced We took our time to make a list of the most promising marvel mystery additives, and here's what we have got. At your next oil change, replace 20% of your engine oil (traditional or synthetic) with Marvel Mystery Oil or Marvel Ultimate Oil. Burns Hotter of course, so what Plum says is true for both Marvel, or crankcase oil getting burned in a wore-out cylinder. By TheTurtle March 3, 2018 in Vintage Mooneys (pre-J models) Share More sharing options. 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. GM bought the rights to much of Pierce's work and hired him as a consultant. Drive with unleaded and be happy. The mileage appears to be 34,000. whether because of transportation problems (alcohol absorbs water) or
In the 60's Amoco gasolines were unleaded and generally cost a few cents more. like the fuel. blended with TEL. All content of this site Copyright 2018 TheAMCForum unless otherwise noted, all rights reserved. on cumbustion chamber walls, valve guides, around the valve stem,
I would also change to synthetic motor oil although, I would like to hear some experienced opinions on this. When piston engines passed by the wayside in the military, Shell Oil bought
And guess what? "High alloy steel inlet valves. Circling back tothe original question "low-mile, original SBC engine from 1966". I also put a qt. Increases Gas Mileage. As for using a lead substitute, I don't know how anything that wasn't actually lead could be expected to have the same properties. My 10.25:1 400 is kinda marginal so I add something mainly for my peace of mind. This improves your gas mileage by increasing the . In a few months all those untouched seats had no problems but the one which had been cut saw the valve bury itself well into the seat, about 3mm down. The automotive gasoline option. Ethanol evaporates pretty easily , especial the more you have and older it gets. He then explained that some 'lead replacement petrol', because of the additives they were using in it, grew a fungus in it which coated the tin pellets in the canister and prevented the leaching. It can free up stuck lifters and help loosen up dirt to flush it out. Modern gas has lot more aromatic daisy chain hydrocarbons in it and a higher Reed vapor pressure. 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. Won't hurt but you don't need it. To mix with fuel, you put six ounces of additive for every 15 gallons of fuel. The exhaust valve must have been stuck before I sprayed the MMO. The original oil enhancer AND fuel treatment cleans the engine from the inside out, increases fuel economy, and protects against temperature extremes. Couldn't keep it running. The truck is strong as new. 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. Your donations help keep this valuable resource free and growing. The engine ran smoother and quieter, almost silent at idle. This is a fuel additive specifically designed to
Send me an
Use the directions on the back for amount to put in the fuel per
Everyone was gonna need hardened seats installed in their heads, or need to use smog-era heads with the induction hardened seats, etc.
Nights Black Agents - Dracula Dossier Directors Handbook spread around the valves, guides, and rings to keep things moving. padgett, this is a stock "hi-torque" 327 truck engine. If it's near spec, I recommend you just go drive the thing, enjoy it,and pretend you never heard the word "additive". Marvel Mystery Oil can be used as a break-in oil rebuilt engines when recommended to use a very light weight oil for the first 500 miles. Are available for most engines now and should be considered whenever a head come off. The lead does not remain in the engine, and can't build up on
A petroleum distillate (hydrotreated heavy naphthenic) is included, as is a petroleum distillate (Stoddard solvent). I contacted the maker and he asked what fuel I was using. So, "How do it woik?" While some oils are suitable for use with metal parts, they do not work well with rubber components. Marvel Mystery oil Marvel Mystery oil. However, there are some customers who dont like this product. 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. Its formula contains an oil-thinning ability that solves this problem. I use MMO instead of Ed's Red for use inside the house (still have part of a gallon can). Pretty sure it didn't require any special fuel back then. So I can imagine any lube, esp MMO, added could help a bit. Most pump gas runners I know only add lead substitute, not any MMO. For every 10 gallons of gas, add 4 ounces of Marvel Mystery oil. The pickup is driven sparingly, just a few hundred miles per year, if that. Interesting discussion, back in the 30's salesmen would dip there ties in tetraethyl and wave over a knocking engine which would clear up. No problems. Marvel mystery oil safe for modern engines? | Sail Alaska's coast
Post in the forum instead. 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. 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. The customer rating for Marvel Mystery Oil (MMO) is 4.7 out of 5 stars. 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. When valves are beginning to stick, it will
Use non-ethanol if it is available. everyone was looking for a lead substitute in forum. I have a 2010 2500 with a 5.7 Hemi with 200k and no oil leaks and does not burn oil, (knock on wood). Back in the 50's the Marvel Co. sold automatic dispensers for their product. Whether that's due to using additives or not using additives is for the anecdotal evidence pile. been a lot of talk about what to do so that lead fouling can be
-- Daniel Ford, by Robert Parker (Piper Cub Builders List). We are putting 89 octane in, and adding a can of lead substitute every tank right now. http://www.marvelmysteryoil.com/index.php/site/mmo/ was, the airport is apparently willing to live with it. OTH if snake oil makes you happy use it. lead build up and fouling of spark plugs, along with valve
You know, MMO smells just like scarlet balsam, which is an old timey wound treatment for horses. Not documented, but everything about the vehicle leads me to believe it's accurate. Well, I've been using MMO for many years now, along with Rislone. that lead is added to aviation fuel to boost octane rating, and with the
This oil was very useful in older aircraft engines to scavenge lead deposits. OTC and Third Party Oil Additives Substitute for Marvel Mystery Oil 1993_VG30E_GXE Dec 12, 2009 Not open for further replies. The thing is, most old engines have been rebuilt with hardened valve seats. They claim that the engines run VERY SMOOTH. By creating a top ring seal, it produced higher compression and, by preventing blow-by on power strokes, it resulted in more power. OKthis is to settle a bet. them my engine had quit and would they please send someone out to give me
I use it some times for short term preservation because I like the smell. After a while, your vehicles engine may begin to malfunction. This in turn caused increased vehicle performance and fuel economy. 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. Therefore the heads are original and do not have hardened valve seats. Perhaps there is no consensus on this topic. A nice fellow
Remember too,
As I understand the
creates great clouds of smoke, and extends engine a life for a few more
yeah mmo oil and diesel kleen is supposed ot be the ticket to better mpg and well i ran the combo in my last tank i didn't measure just splashed it in and dumped a hole thing of diesel kleen in the gray bottle and my milage went from 15.5 to 18+ don't belive me fine don't. i will run w/o it and w/ it a few times to get a better feel as well as measureing it out to see but all i know is im . Lead was added to gasoline to deposit a metallic cushion and lubricating film on exhaust valves way back in the early days of auto and aviation engines. The 327 engine has valves faced with cobalt-based alloy for long valve life. reserved. All kinds of power that I didn't have before. 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 Timothy 3:16. A decrease in friction will also improve your gas mileage and engine efficiency. It is absolutely safe to use Marvel Mystery oil in your engine. Each exhaust valve required adjusting after that time, about 0.015" on every single one of them. You guys are right of course about the lead debate dating much farther back. I am no idiot, I have had the experience and it was a properly measured and documented approach I took. ", "Long life exhaust valves. More sharing options. Looks like the 185 hp version was used in larger straight trucks. Marvel Mystery Oil has a place and a use in today world for a wide variety of equipment. Be careful and informed out there!! Instead of a 'lead substitute', try Marvel mystery oil. Your email address will not be published. I have a 2006 that I use MM oil in both oil and gas but wanted verification it won;t be detrimental to newerengines. In addition, Marvel Mystery oil helps you to avoid unnecessary rubber parts repairs or replacements. Well, substitutes for leaded fuel, here's something I've researched, as I own an older car. Welcome to America, 2019, where everything is true and not true at the same time depending on what you already want to believe. valves and guides to mess up your engine. The oil will soften the carbon buildup in the heads and on the stem side of the valves. Why does this happen? That's probably more than you wanted to know about benzene - and I don't know why I remembered it. engine parts. and a lot of people are using it. It is the "interesting" engines that may need more protection but few of these are driven often and mostly use race/AV gas. per 10 gallons of fuel). 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. Even when using more MMO breaking in a fresh rebuild and adding a quart of motor oil to a 20 gallon tank, it's tough to see much smoke in the exhaust. sodly 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. The only drawback I know of to using synthetic in older engines, is that it can make oil leaks worse. So in the end nothing is needed. I have wondered what adding MMO does to your 5w-20 as well. This diesel fuel additive does not comply with the federal ultra low sulfur content requirements for use . The quality of oils and the precise metering of fuel has nearly eliminated the varnish and gumming problems for cars driven under normal conditions. 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). Air cooled VW's loved MMO for long road trips! cut-off time, for first use. As far as the induction hardenning, Where is that info from? If you have a question and call, Petersen has
When the fuel in the tractor is about a month old, I drain and filter it then throw that into my '71 Chevy van. Then, in the new oil,
I have also seen boaters with oil injected outboards run MMO in the fuel as an upper cylinder lubricant. Marvel Mystery Oil. Informacin detallada del sitio web y la empresa: labonneoccase.com, +49803921568627 LA BONNE OCCASE - Vente d'lectromnager d'occasion et neuf avec dfaut d'aspect 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. and with the wind whistling through the gaps between the windows and the
It's illegal to use on a public road for the second time! OTOH many years ago racers agreed that STP might save the engine if starved for a few seconds under high load. Sitting around is no good for old cars or the fuel in them. So either don't worry about it or fit a tin canister just to be sure And for those about to post that I don't know what I'm talking about, that it is 'snake oil', save your breath. 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???) Many of the older, better-known oil treatments on the market do not make claims nearly so lavish as the new upstarts. AMC must have hardenned them deeper.
What does Marvel mystery oil do? - YouTube The trick on a 65 hp Continental is to take the primer
'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). Along with being better fuel, I make sure it flows through the carb as fast as possible. Can MMO be used as a lead substitute? Not sure if still available but have a few years supply. Smokes like late freight or a Ridley Scott film. 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.
What Can You Use Instead of Sewing Machine Oil - Substitute It works with both diesel and gasoline engines. However, I wonder what adding oils to the fuel may do if the engine is prone to detonation or ping, as if your engine "uses oil", that oil introduced into the combustion process usually actually increases detonation and/or ping. named Rick told me that TCP stands for Tri-Cresyl-Phosphate.
Marvel mystery oil Car Forums at Edmunds.com Mystery Oil Substitute? - Office of Steam Forum for Model & Toy Steam Cleaning firearms with Marvel Mystery Oil? a 32-degree limit on the Cubs. Then I had a piston failure and there was some damage to a valve seat as a bit of piston ring marked it. Chevvy was most notorious for this rating the "racers only" Z-28 302 at 290hp and the "public" SS-350 at 295 hp. Furthermore, the product is budget-friendly and can be used on a variety of vehicles. Don't think adding a top oil in the right ratio can do anything to hurt an engine/fuel system. 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 . July 9, 2019 in General Discussion. Or any? It has everything it it your engine needs. Hard seats are added to earlier heads by machining out the old seats and installing an insert. You
Newsletter? When you mix this additive into your fuel, it helps to reduce carbon emissions. Motorcraft Coolant Equivalent: [Orange & Premium Gold], 1987 2022 Jeep Wrangler Oil Type And Oil Capacity Guide. How much MMO do you use? Sorry if this has been discussed before (I know it has been). Also if it did help protect the valves, how would you know? So the airport could hire a tanker truck to go to the terminal and
More than once I had to get on my handheld radio and call the shack to tell
Aluminized head retards build up of deposits and chrome plated stem reduces scuffing and wear. on a high time engine; about half TBO or less should be the
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. Personally, I was sorry to see the mogas go, because I bought it
That said, additives probably can't hurt and if they make you feel better/safer when driving the truck, then you should use them. 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. Share Followers 0. Many are getting 400k out of these truck easily. It looks like you're new here. I believe 2 cycle oil may be more prone to fouling because it is meant to be burned. He spends his weekdays working for his garage and writing stories for oilsadvisor.com. More than that, he used it in the fuel with every fillup. 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. Hardened exhaust valve seats on the 327 engine reduce wear and distortion-- insure better valve seating. I was more referring to the "sky is falling" warnings that were circulating when "leaded" fuel (not much lead left by then) finally disappeared. Marvel Mystery oil and Seafoam are equally excellent products. The best use I found for it still applies to today's engines and that is to add a quart to 20 gallons of fuel before a road trip. You need to be a member in order to leave a comment. As an oil additive, you replace up to 20 percent. No matter how many times it's beat over the head, it keeps coming back to life . However, Kano Kroil Oil performs faster than PB Blaster by providing better lubrication. But the Marvel Mystery Oil helps prevent this from happening. Let's end this nonsense before the cloudy waters become opaque, eh? engine.
Marvel Mystery oil - Vintage Mooneys (pre-J models) - Mooneyspace.com Several old mechanics from the 1950's told me it was early auto transmission fluid with about 25% kerosene.