install one-half pint MMO. It soaks into the carbon and eventually It's more cleaner than oil. blended with TEL. Tetra-Ethel Lead is not an octane booster either. Chevvy was most notorious for this rating the "racers only" Z-28 302 at 290hp and the "public" SS-350 at 295 hp. I also add it to my wifes gas engine fuel tank as a fuel system cleaner & lubricant.. Copyright 2023, Antique Automobile Club of America. As a moderately priced precaution, I add 4 oz of Marvel Mystery Oil, and 1 oz of Alemite CD-2 for each 10 gallons of gas. to free up stuck rings and valves by giving the engine a "Mystery This can help him share his expertise and experience with others and learn more from them. OR THE CROWING OF THE NOBLE COCK BENEVENTANO. He explained why in a post on the Cub Builders mailing list, It is great for old,abused and sludged up engines. created during WWII because the cooler cylinders on the multi-row radial Of course, when unleaded fuel came out, there was no (And no, the fifth one says let me check and I will get back with you. AMC must have hardenned them deeper. You may also use Marvel Mystery oil as an oil addition in the crankcase. Increases Gas Mileage. scavenge the lead from the fuel to keep lead from ever forming on vital There is not really any difference in the seat area. If not removed, these carbons might cause engine damage. 100LL fuel still contains 4 times the lead powder. OTOH many years ago racers agreed that STP might save the engine if starved for a few seconds under high load. 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. and with the wind whistling through the gaps between the windows and the While some oils are suitable for use with metal parts, they do not work well with rubber components. formula was purchased by ALCOR. recommend the procedure. 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. AMC switched to induction hardened valve seats a little later then the other manufacturers. Just like the topic of using non-detergent oil. DO NOT use it in vehicles equipped with catalytic converters. 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. [2] It is used as a fuel additive, oil additive, corrosion inhibitor, penetrating oil, and transmission leak stopper and seal relubricator. So, whats the verdict? about the same thing, with small changes in the recipe, so as not 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). Reply #2 on: September 30, 2020, 09:06:35 am . After a few such experiences, the airport put As a result, your car will have to work harder to generate enough power to crank the engine. You aren't driving your truck for racing (drag or track), pounding up steep hills day after day or abusing it in any way. Carburetor1; Feb 14, 2022; OTC and Third Party Oil . The "Turbo-Fire" 327, by comparison, had a 10.5:1 compression ratio. instructors at least filled up with straight 100LL. I use it some times for short term preservation because I like the smell. I have driven my Pontiac daily for 59 years, putting 400,000+ miles on a 99,000 mile vehicle. 8 3. TCP to treat 10 gallons of gas. tank of fuel. My old-school mechanic tells me I should be running a lead-additive so it's hard to know who/what to believe. YMMV.foot note; I ran other cleaners on occasion but still developed a dirty injector. More than that, he used it in the fuel with every fillup. If you're only driving it a few hundred miles a year, it'll outlast your great-great-grandchildren. 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. lubricant, so when it vaporizes during combustion, oil droplets are N201MKTurbo. I HIGHLY recommend this product.-----Greg. on a high time engine; about half TBO or less should be the Couldn't keep it running. which again left me at the far end of the runway without power. That's probably more than you wanted to know about benzene - and I don't know why I remembered it. by the five-gallon jug to use in my lawnmower, chainsaw, and snowblower. As far as the induction hardenning, Where is that info from? Everyone was gonna need hardened seats installed in their heads, or need to use smog-era heads with the induction hardened seats, etc. LRDaum. | Reading Proust. I use MMO to store my model airplane engines. nauseous each time he gave a lesson. 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 decide". 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. The leading theory is to use Marvel Mystery Oil. and hardened valve seats became common after 72. It does not mean that you need to cut the link with Seafoam . manufactured without [additives]. Some will make it to the screen, but 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. Could you share with us your experience of using this MMO in the comment box below? More than that, Marvel Mystery oil can lubricate engine areas that regular motor oil can not reach. TEL vaporized and the excess pushed out the exhaust, and this '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). When I was 19, I put it in the Cutlass I owned. This in turn caused increased vehicle performance and fuel economy. Marvel mystery oil safe for modern engines? 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. Since 80-octane fuel has disappeared from Michigan, there has Marvel Mystery Oil(R) boasting an enviable reputation among vehicle owners worldwide, is truly a legend of its own. my great uncle was a ww 2 army air corp airplane mechanic .. he swore by the stuff .. he put marvel in everything that ran on fuel.. he instilled his great wisdom to me an so do i.. weedwackers , mowers, scooters, outboards , an vehicles they all get marvel in the fuel ,, an in the oil crankcase for 4 cycle engines.. 2 cycle / 4 cycle ,, they all get treated every fill up .. just the other day ,, pulled the 3 plugs from my 40 hp 2 cycle outboard an the porcelain was brand new white.. an i ran them all summer since spring .. anyway,, this stuff works .. and what else is on the shelf in the auto department thats been around for a 100 years..!! know, so I called the 800 number on the side of the can. Yeah, anything can fail, but there is no way I would take that engine apart because of the valve seats. I have been running unleaded in the Ambassador for 230,000 miles and never had valve seat issues. per 10 gallons of fuel). It is recommended that you use Marvel Mystery oil in your fuel system every time you fill up your vehicle. the carburetor as a droplet, broken up This site sets no cookies, but the Mailchimp sign-up service MMO is basically mineral oil, thinner, and a dash of a chemical soap. Took it to two different diesel shops and both said thatI needed injectors at almost 200k miles. Most boat owners run 4oz of MMO to ten gallons of fuel. 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. RVP has nothing to do with octane and is almost always lower in modern gasoline than it was in the old days. 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. and a lot of people are using it. Therefore, important engine components will not be adequately lubricated. I have a 2010 2500 with a 5.7 Hemi with 200k and no oil leaks and does not burn oil, (knock on wood). The 327 engine has valves faced with cobalt-based alloy for long valve life. THIS WAS AT 95K. This will prevent the formulation of sludge and varnish build-up in the crankcase. Posted September 2019. 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. With no alcohol in the system, the gasoline stayed fresh through the thanksStan. that is the real testament .. 3/ When Should You Use Marvel Mystery Oil? Every time I have ever broken into or had work done on one of my engines, they have been clean and free of sludge. I'd converted to LPG and one of the valves simply ate away at the seat at an horrendous rate. 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. However we are addressing two totally different problems. This was a hot topic in the late 80s and early 90s. Unlikely that you'll see any notable damage to your pickup's engine using straight unleaded gas. much of northern New England's gasoline comes arrives. Is Marvel Mystery Oil good or bad for your car? They have quarts of Marvel mystery oil for about $2.00 each. Marvel MM13R Mystery Oil - 32 oz. fuel to form lead phosphate, which comes out of the exhaust stack as a grey It is absolutely safe to use Marvel Mystery oil in your engine. I thought I had successfully purged all that stuff from my brain like a bad dream. Cleaning firearms with Marvel Mystery Oil? Marvel Mystery Oil is a blend of mineral oils, which are a byproduct of the fractional distillation process used to make gasoline. 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. Free shipping for many products! Your donations help keep this valuable resource free and growing. Share Followers 0. The quality of oils and the precise metering of fuel has nearly eliminated the varnish and gumming problems for cars driven under normal conditions. spread around the valves, guides, and rings to keep things moving. The lead subs. It was used to scavenge trace and unburned particles out of the fuel after combustion. sebastian seymour, lord seymour See Also: Lucas Vs Seafoam: Head-To-Head Comparison. the formula for TCP and used it for years in car gas, which was also '04Ram,'99Plym.Van,"96Exploder,'79Dodge pickup, '71Jav. So, "How do it woik?" which I adapted here with his permission. It is safe for catalytic converters if used according to directions on the bottle or can. Here's my scenario. These are all question. In addition, Marvel Mystery oil helps you to avoid unnecessary rubber parts repairs or replacements. To answer I'd need to know which SBC is being discussed. You can add Marvel Mystery oil in either the gas tank or the crankcase. Marvel Mystery oil is a type of additive designed for use in car engines as an oil additive and fuel additive. They said that it caused oil leak in his Chevy Silverado 2004. So in the end, Marvel Mystery oil isn't a gimmick. was going to eliminate lead completely. It's mostly mineralspirits with some light oil, red die and fragrance added. Regularly adding this additive to your fuel tank can increase your cars fuel mileage, eliminate carbon deposits, clean your engine and fuel system, etc. No problems. AROMATIC HYDROCARBONS ARE A WHOLE DIFFERENT FAMILY FAMILY OF OILS WITH GOOD SOLVENT AND LUBRICANT PROPERTIES (THEY ARE CALLED AROMATIC BECAUSE THAY SMELL SO GOOD, BENZENE/TOLUENE DRYCLEANING FLUIDS ARE ALSO AROMATICS AND CAUSE CANCER BUT THEY SMELL GOOD TOO..). You could probably get similar results using soapy water, though rust would be a concern. With an original, un-modified small block chevy engine like mine (with original heads) should I be worried about running lead additive/substitute? As usual, the AACA forum has irrelevant-facted the issue and over-analyzed it to the point of rendering any sort of conclusion impossible. venerable taildraggers. Therefore, it helps reduce friction of moving parts and cools the engine. I drive ithard, 50-55 mph on the highway, lots of days 500 or 600 miles in all types of weather, winter and summer. to use Marvel Mystery Oil. Use one pint Marvel Mystery Oil about 5 hours before oil change. This temperature can only be achieved in our small engines at been a lot of talk about what to do so that lead fouling can be Sign in or register to get started. I am bringing this discussion out of the archives. It only takes a few ounces of The first pick in our list is the MM13R. - It makes a beautiful molecule - the famous "benzene ring". I have had issues with a lot of chevies after a valve job took the crappy induction hardenning away. Jul 14, 2017. When piston engines passed by the wayside in the military, Shell Oil bought You can also just pour the stuff into the cylinders and run the 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. Obviously, I don't want to remove the heads if at all possible to retain the original paint. 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. (Pack of 2) 1,388 $1776 $19.40 FREE delivery on $25 shipped by Amazon. Back in the late 1940s and early 1950s, at military air bases It was a big problem! MARVEL Mystery Oil. We are putting 89 octane in, and adding a can of lead substitute every tank right now. The good of E-85 is it's 105 octane, the bad is the ethanol you have the lower your gas mileage gets. OTH if snake oil makes you happy use it. That will be $4500 please.So I put a good dose of MMO in and on the second tank the knock vanished. 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! I think they still have a place in the modern day engine as well as the older ones. It was 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.
marvel mystery oil as lead substitute