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. 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. 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. And I may as well replace all of them at this high milage. 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 . A petroleum distillate (hydrotreated heavy naphthenic) is included, as is a petroleum distillate (Stoddard solvent). You may also use Marvel Mystery oil as an oil addition in the crankcase. decide". This one from the brand is a special one. 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. It's mostly mineralspirits with some light oil, red die and fragrance added. Don't listen to them. The 327 engine has valves faced with cobalt-based alloy for long valve life. on Marvel and its alternative, TCP. Now you know how it works, I will neither recommend or not Is Marvel Mystery Oil Safe For Catalytic Converters? Two engine overhauls, no valve grinds in between and no seat recession. 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. Marvel Mystery Oil can be used as a fuel and oil additive. Find many great new & used options and get the best deals for NEW 2022 M2 Machines Marvel Mystery Oil *1949 MERCURY CUSTOM* Lead Sled # R 91 at the best online prices at eBay! The original oil enhancer AND fuel treatment cleans the engine from the inside out, increases fuel economy, and protects against temperature extremes. loosens it up and it goes out the exhaust system. 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. Marvel mystery oil Car Forums at Edmunds.com AMC engines never really have issues with valve recession as they used good materials in their heads. Our gas here is 10% ethanol. Fuel Additives at Lowes.com The biggest problem with E-10 crap fuel is the hydroscopic action of the alcohol. Where did you get your information. venerable taildraggers. Instead of a 'lead substitute', try Marvel mystery oil. It's easy! Someone said MMO has been out for years, what more could you want? Check the compression. However, the carrier is toluene, and 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. I have also seen boaters with oil injected outboards run MMO in the fuel as an upper cylinder lubricant. Several old mechanics from the 1950's told me it was early auto transmission fluid with about 25% kerosene. Marvel Mystery Oil helps unleash maximum power and performance while extending engine life. Oil Enema.". 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. 1100 to 1200 RPM. If screen type system, be sure to clean screen. Everyone was gonna need hardened seats installed in their heads, or need to use smog-era heads with the induction hardened seats, etc. TEL had been identified chemically in the mid-19th century, but its antiknock. 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. was, the airport is apparently willing to live with it. It does not mean that you need to cut the link with Seafoam . and with the wind whistling through the gaps between the windows and the 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. Also, some others stated that the price of this additive is quite high. When piston engines passed by the wayside in the military, Shell Oil bought 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. a 32-degree limit on the Cubs. which again left me at the far end of the runway without power. The TCP/Marvel Mystery Oil option: These are most likely Use one pint Marvel Mystery Oil about 5 hours before oil change. Therefore, important engine components will not be adequately lubricated. I No problems. Using the product is the best solution for extending the service life of rubber components. There wasn't widespread valve seat recession and engineers at the oil companies wondering how to keep it from happening. It's illegal to use on a public road for the second time! Short Stories by Herman Melville - Complete text online Nights Black Agents - Dracula Dossier Directors Handbook Of course, when unleaded fuel came out, there was no 72 octane is the highest grade of gasoline that can be Thats why besides being a mechanic and technician, he started his writing for an auto blog. It's amazing how tertra ethyl lead was used to reduce emmissions way back at the turn of the century? Save my name, email, and website in this browser for the next time I comment. 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. creates great clouds of smoke, and extends engine a life for a few more When I bought my AMC Javelin/AMX 302(8:1 compression "smog motor") in the spring of 72, it came with hardened seats. But aviation fuel continued to contain lead, so the and a lot of people are using it. More than that, he used it in the fuel with every fillup. Marvel Mystery Oil and E10 in our Small Engines hours. To answer I'd need to know which SBC is being discussed. 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. MMO is basicly automotive ATF. 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). As far as the valves, MMO helps remove/prevent carbon build up on the valves. Marvel Mystery Oil - Moyer Marine Atomic 4 Community - Home of the (2501) Check price. Regular use can improve fuel economy. Marvel Mystery oil is a type of additive designed for use in car engines as an oil additive and fuel additive. Sale. (Pack of 2) 1,388 $1776 $19.40 FREE delivery on $25 shipped by Amazon. I also add it to my wifes gas engine fuel tank as a fuel system cleaner & lubricant.. Share Followers 0. Marvel Mystery Oil and Lead substitute - team.net Well, substitutes for leaded fuel, here's something I've researched, as I own an older car. Pierce was best known for his invention of the "Marvel Carburetor", which became the standard automobile carburetor of its time. "Mystery Oil", as it was originally called, proved to have other beneficial effects on the engine. Marvel Mystery Oil as a Lead Substitute? - The AMC Forum In addition, Marvel Mystery oil helps you to avoid unnecessary rubber parts repairs or replacements. TCP to treat 10 gallons of gas. It's more cleaner than oil. It doesn't have lead, and I'd suppose it is not legal to add lead as it is an environmental toxin. Do not worry yourself into an early grave. Which brings up an interesting topic: yes most mass production engines under about 10:1 compression and 4" bore (see "flame propagation rates") are reasonably safe under light duty on 93 PON. People use Marvel Mystery Airtool oil. Drive it as it is, put regular gas in it and stop worrying. Marvel MM13R Mystery Oil - 32 oz. | Reading Proust. Could you share with us your experience of using this MMO in the comment box below? scavenge the lead from the fuel to keep lead from ever forming on vital Bob's article is followed by an email I received from Terry Lutz, expanding on Marvel and the alternative TCP. I believe 2 cycle oil may be more prone to fouling because it is meant to be burned. Once we started using top oil, fuel pumps lasted all season.Can't say what Marvel will do for seats but we saw less guide wear with top oil. I had to dismantle it, clean them with bleach and then reassemble it. 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. It soaks into the carbon and eventually Just a little correction here. Websites 1997-2019 Daniel Ford; all rights Then there is ALCOR TCP. How many of us taxi at this RPM? -- Daniel Ford, by Robert Parker (Piper Cub Builders List). If not removed, these carbons might cause engine damage. That Marvelous Marvel Mystery Oil and other low-lead matters Marvel Mystery oil and Seafoam are equally excellent products. It's probably similar to an ashless oil (think 2-cycle oil). So I can imagine any lube, esp MMO, added could help a bit. 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. MMO What does marvel mystery oil do? Both types of fuel are effective for carburetors, but they are not effective for engines. It is absolutely safe to use Marvel Mystery oil in your engine. WHEN I DID THIS I ALSO CLEANED OUT THE PUSH RODS AND POURED MMO IN THEM. Hampton Airfield 7B3 is located on the New Hampshire seacoast, Anyone who has never tried them will decry them and put forward all sorts of 'proof' that they cannot work. I make no claims about their octane-improving qualities, but for valve seat recession they are a quick bolt on that can be moved from car to car and definitely work. Regularly use Marvel in your oil and fuel for a smoother, quieter engine. Please provide proof so we can switch to the perfected heads. Sign up for a new account in our community. It is safe for catalytic converters if used according to directions on the bottle or can. 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 reduces and prevents varnish and . Couldn't keep it running. Your email address will not be published. Low HP cars are doing these grades in low gears barely making 40MPH. Gas was unleaded until compression ratios started going up in the '50s. Marvel Mystery Oil Vs. Seafoam: The Detailed Comparison - CAR FROM JAPAN 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. THIS ELIMINATED THE VALVE TAP THAT HAD EXISTED PRIOR TO THIS WORK. MY 86 CJ-7 NEEDED THE HEAD GASKET REPLACED. Substitute for Marvel Mystery Oil | Bob Is The Oil Guy an answer for you. They said that it caused oil leak in his Chevy Silverado 2004. It does work well though to remove the sludge in the oil pan. Won't hurt but you don't need it. 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. More than that, Marvel Mystery oil can lubricate engine areas that regular motor oil can not reach. Nothing else intervened and nobody else touched my engine. manufactured without [additives]. It thins the oil and dilutes it. '68Jav, and '90 Gold Rush trailer. 4/ Marvel Mystery Oil Vs Seafoam: Which Is Better? Copyright 2023, Antique Automobile Club of America. That hot topic debate was even earlier in the 70's.
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