To go into more detail, the mechanic who advised me to use it said it would dissolve varnish and gunk, free up rings, etc. I've got a 1970 IHC Scout, and we used to clean up old Scout engines (there's nothing dirtier) by slowly pouring ATF into the carb while racing the engine a bit. | Sail Alaska's coast (2501) Check price. Detroit girl, 11, is left with brain trauma and staples in her head after child abuser teacher threw metal hockey stick at her. Aluminized head retards build up of deposits and chrome plated stem reduces scuffing and wear. 4/ Marvel Mystery Oil Vs Seafoam: Which Is Better? AMC generally did not have head problems other then those 73/74 heads, which most people learn to stay away from. MMO is a good product and will help keep your carb clean though. Sorry if this has been discussed before (I know it has been). Nothing else intervened and nobody else touched my engine. You don't need it, but if you trust your mechanic then there's no harm. Your email address will not be published. The main thing is:Drive your truck and enjoy it. DO NOT use it in vehicles equipped with catalytic converters. It will double the life of rings and valves. which I adapted here with his permission. Paul the reason I said the middle 70's was because we all got concerned that the gov. I wonder if that's not the "secret ingredient" in MMO. 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. Regularly use Marvel in your oil and fuel for a smoother, quieter engine. There was some discussion in those days about guides, but it wasn't the main thing. Never saw that before but was RPO ZL1. You 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. 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. There are a lot of debates about Marvel Mystery Oil is it good for your car or not? These little powerplants use a mixture of methanol and nitromethane. Increases Gas Mileage. Don't worry about it! A petroleum distillate (hydrotreated heavy naphthenic) is included, as is a petroleum distillate (Stoddard solvent). Of course, when unleaded fuel came out, there was no Use the directions on the back for amount to put in the fuel per Spark plugs in cars can become stuck and difficult to remove over time. TEL vaporized and the excess pushed out the exhaust, and this free then up. As an oil additive, you replace up to 20 percent. Not sure if still available but have a few years supply. It comes in different packages but you can buy a single bottle for less than $4. Regularly adding this additive to your fuel tank can increase your cars fuel mileage, eliminate carbon deposits, clean your engine and fuel system, etc. Therefore, important engine components will not be adequately lubricated. So does Amazon if you click through to that store. The leading theory is to use Marvel Mystery Oil. Quote; Link to comment Share on other sites. This temperature can only be achieved in our small engines at (I use Petersen's. a prop? 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. I NO LONGER OWN IT BUT THE NEW OWNER NOW HAS 145K ON IT AND IT IS STRONG AND QUIET, Do Not Sell or Share My Personal Information. All content of this site Copyright 2018 TheAMCForum unless otherwise noted, all rights reserved. Last edited: Mar 24, 2011 My wife said no FJ! there are two STCs on the market for mo-gas, EAA and Petersen. Cock-A-Doodle-Doo! Posted March 3, 2018. Mystery Oil is a top cylinder it absorbs water out of the atmosphere. I use it some times for short term preservation because I like the smell. 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 . off season, so there was never any problem with the carb gumming up. When you buy through our links, we may get a commission. I have been running unleaded in the Ambassador for 230,000 miles and never had valve seat issues. lead build up and fouling of spark plugs, along with valve They serve comparable purposes but with subtle distinctions. and hardened valve seats became common after 72. Also does Marvel mystery oil work? Jul 14, 2017. This site sets no cookies, but the Mailchimp sign-up service on a high time engine; about half TBO or less should be the The automotive gasoline option. It thins the oil and dilutes it. 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. that are most common use MMT and are more like an octane booster. 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. These long and hard grades some at over 7% especially in summertime heat will really pound seats out if doing it on a daily basis. So it must be scrubbing a bit of carbon off. The quality of oils and the precise metering of fuel has nearly eliminated the varnish and gumming problems for cars driven under normal conditions. It contains additives that help lubricate and protect the engine. Ryan has got more than 15 years in the auto industry. 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. had. much of northern New England's gasoline comes arrives. The lead subs. What's Customers Say About Marvel Mystery Oil. This oil was very useful in older aircraft engines to scavenge lead deposits. Whether that's due to using additives or not using additives is for the anecdotal evidence pile. Back in 2016 I started having poor idle symptoms and stalling at stops. So, whats the truth? For every 10 gallons of gas, add 4 ounces of Marvel Mystery oil. It works, and has for a long time. Period. avoided in the smaller and older engines. The 'lead replacement petrol' wasn't doing any good at all. It's probably similar to an ashless oil (think 2-cycle oil). Honda ATF DW-1 Equivalent [Safe Alternatives To Use]. So, "How do it woik?" cut-off time, for first use. about the same thing, with small changes in the recipe, so as not the fifth one says let me check and I will get back with you. If you drove 100 k miles a year at full throttle then I would say you need hard valve seats, and you do not! Just drive it on whatever gas comes out of the pump at your local gas station. and that was far too often for my taste. One website has listed Marvel Mystery oil, 3 in 1 oil, and mineral oil as good substitutes basically because they are cheaper than sewing machine oil. everyone was looking for a lead substitute in forum. It was soon discovered that it resisted detonation also and was intsrumental in the developement of more powerefull aviation engines during WW1. that lead is added to aviation fuel to boost octane rating, and with the Then I can tell you it definitely improves the fuel economy. They claim that the engines run VERY SMOOTH. However, it turned out later on that the fears were overblown. Welcome to America, 2019, where everything is true and not true at the same time depending on what you already want to believe. 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 then I fitted the canister and drove another 50,000kms without having to touch a thing. Let's end this nonsense before the cloudy waters become opaque, eh? I just knew I had thrown a rod! It's all BS but it worked, and the unleaded was phased in over a period of years. Reply to this topic . Therefore the heads are original and do not have hardened valve seats. I found at the time there is a simple fact relating to these devices. Marvel Mystery Oil was formulated shortly after World War I by an automotive engineer named Burt Pierce. Using a top oil like Marvel is fine for keeping carbon buildup on the stems. Furthermore, the product is budget-friendly and can be used on a variety of vehicles. 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. about sixty miles from Portland, Maine, which happens to be the port where "Mystery Oil", as it was originally called, proved to have other beneficial effects on the engine. It is absolutely safe to use Marvel Mystery oil in your engine. They did not live very long. Marvel Mystery Oil helps unleash maximum power and performance while extending engine life. He also loves making connections and friends in the automotive industry. An 11-year-old girl in Detroit had to get staples in her head after . 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. It was This in turn caused increased vehicle performance and fuel economy. It is the "interesting" engines that may need more protection but few of these are driven often and mostly use race/AV gas. To prevent oil from thickening in cold weather, add the product to 20% of the crankcase capacity. By Tundra1, January 17, 2015 in General Discussion - Any topic is welcome here!!! All kinds of power that I didn't have before. per 10 gallons of fuel). 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 . normal drop. Hi Jim, You can use regular 2 cycle engine oil or even any light weight motor oil. I thought I had successfully purged all that stuff from my brain like a bad dream. thanksStan. Everyone must know about Mystery Oil. It looks like you're new here. named Rick told me that TCP stands for Tri-Cresyl-Phosphate. for every 10 gallons of gasoline. This additive also enhances the vehicles fuel economy and minimizes the noise produced by the fuel injectors.