Check the compression. It can free up stuck lifters and help loosen up dirt to flush it out. Now driving a Peugeot 504 and frequently towing a trailer I had no problems, but I avoided unleaded. If screen type system, be sure to clean screen. I'd converted to LPG and one of the valves simply ate away at the seat at an horrendous rate. Not to be confused with the Benzites, eh, Ms. Edmonds? 72 octane is the highest grade of gasoline that can be
I have driven my Pontiac daily for 59 years, putting 400,000+ miles on a 99,000 mile vehicle. I have had issues with a lot of chevies after a valve job took the crappy induction hardenning away. Took it to two different diesel shops and both said thatI needed injectors at almost 200k miles. 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???) Jul 14, 2017. 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. paint job, and is difficult to carry it with you in the airplane. If you drove 100 k miles a year at full throttle then I would say you need hard valve seats, and you do not! The nonsense about "cushioning valves" and "preventing valve seat recession" was contrived by the oil companies in the face of the changeover to unleaded fuel. 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. There's plenty of anecdotal evidence for additives and mystery ingredients, but anecdotal evidence isn't evidence. Marvel Mystery Lubricating Oil is safe for catalytic converters and oxygen sensors. I believe mine is the 225 hp version from what I'm seeing in the literature. Marvel Mystery Oil can be used to keep the fuel system clean. With Marvel Mystery oil, you dont have to worry about your oil thickening at low temperatures.
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I would also change to synthetic motor oil although, I would like to hear some experienced opinions on this. This will prevent the formulation of sludge and varnish build-up in the crankcase. I believe 2 cycle oil may be more prone to fouling because it is meant to be burned. about sixty miles from Portland, Maine, which happens to be the port where
were taken off, the mogas tank was topped off with 100LL, and the
Its formula contains an oil-thinning ability that solves this problem. I first experienced this in the Toyota 12R engine (I think that's the right designation, 1600cc pushrod) in a Hi-Ace. 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. The old timers would use it
Copyright 2023, Antique Automobile Club of America. Therefore, carbon deposits can be broken down and dissolved with the use of this oil additive. A 2 cycle oil is designed to burn. There is not really any difference in the seat area. If the gas has Ethanol, I also add appropriate portions of Star-Tron. 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. Marvel Mystery Oil can be used as a fuel and oil additive. Probably not an issue with racing, however.
Marvel Mystery Oil vs. Two-Stroke Oil? - Arboristsite.com 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. No problems. Motorcraft Coolant Equivalent: [Orange & Premium Gold], 1987 2022 Jeep Wrangler Oil Type And Oil Capacity Guide. 1100 to 1200 RPM. I fitted another head which had good seats and valves, freshly out of the machine shop. had. Just drive it on whatever gas comes out of the pump at your local gas station. The lead does not remain in the engine, and can't build up on
Not sure if still available but have a few years supply. I HIGHLY recommend this product.-----Greg. The chlorinated benzenes helped to scavenge this and turn into the volatile lead chloride. There is a bromide chemical in 100LL that is supposed to keep the
The good of E-85 is it's 105 octane, the bad is the ethanol you have the lower your gas mileage gets. install one-half pint MMO. What about the ones that haven't? line off the carburetor, hook up a tube, and run Mystery Oil
Will Marvel Mystery Oil Damage the Catalytic Converter? It happened quite a bit back in those days. It's more cleaner than oil. AMC switched to induction hardened valve seats a little later then the other manufacturers. or intake manifold. Sometime they do, and other times that's the last you hear.) Others say a bit of Marvel Mystery oil in each tank is a good idea. The amount of TEL in the higher grade fuels has increased the
Marvel Mystery Oil and E10 in our Small Engines | Sail Alaska's coast
to do the cleaning job. MARVEL Mystery Oil. You can look up the MSDS sheet for what it's made of. Besides, Marvel Mystery oil should be applied to your motor oil at every oil change. Three grand for the car and three grand for the engine. 5.7. per 10 gallons of fuel). Won't hurt but you don't need it. Comment? Start with the Scriptures. Right.
Marvel Mystery Oil and Lead substitute - team.net Product description. The 'lead replacement petrol' wasn't doing any good at all. Oil does a better job of preventing galling on the lands, and chip rewelding, which I doubt you're getting into. 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. Your donations help keep this valuable resource free and growing. Many believe that when used correctly, it can do good things in your cars. Just like the topic of using non-detergent oil.
How Long Can You Leave Marvel Mystery Oil In Your Crankcase? Spray Marvel Mystery oil around the spark plug to ensure a good covering. I use an additive (CD-32)in my Judge with #12 heads. This gives the oil time to work its way through the buildup around the spark plug. cut-off time, for first use. Mystery Oil is a top cylinder
Instead of a 'lead substitute', try Marvel mystery oil. This cleans the carbon and sludge collected in
There was some discussion in those days about guides, but it wasn't the main thing. ATF will do the same thing inside the engine at a lower cost. Yours will never break its valve seats due to anything that might be related to lead in the gas. However, there are some customers who dont like this product. It thins the oil and dilutes it. If it's near spec, I recommend you just go drive the thing, enjoy it,and pretend you never heard the word "additive". For every 10 gallons of gas, add 4 ounces of Marvel Mystery oil. on unleaded and no additives. 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 old-school mechanic tells me I should be running a lead-additive so it's hard to know who/what to believe. Hard seats are added to earlier heads by machining out the old seats and installing an insert. was going to eliminate lead completely. Robert Parker used Marvel Mystery Oil to reduce the buildup of lead
Quote; Link to comment Share on other sites. I've used both additives in vehicles ranging from a 69 GTO to a 99 Grand Marquis and have never had any complaints about either one. Old standbys like Bardahl. I wonder if that's not the "secret ingredient" in MMO. Or is it not really noticeable? Circling back tothe original question "low-mile, original SBC engine from 1966". Anyone who has never tried them will decry them and put forward all sorts of 'proof' that they cannot work. -- Dan Ford That Marvel-ous Mystery Oil Marvel Mystery oil has been carefully designed with additional ingredients to help reduce oil consumption by preventing carbon build-up. Suddenly the valve seats started to wear away again. through directly through the carburetor while the engine is running. Carbon deposits will cause motor oil to burn more than usual. Add To Fuel To Clean Engines And Increase Gas Mileages. They also got mogas STCs for the airport's fleet of Cubs and other
Dhanley, I believe those engine solvents in the can are nothing but a quart of diesel fuel. was, the airport is apparently willing to live with it. free then up. The "Turbo-Fire" 327, by comparison, had a 10.5:1 compression ratio. I have been running unleaded in the Ambassador for 230,000 miles and never had valve seat issues. And of course, reduce wear to a minimum. Puts me in a bit of a pickle! You guys are right of course about the lead debate dating much farther back. tank of fuel. Tetra-Ethel Lead is not an octane booster either. Websites 1997-2019 Daniel Ford; all rights
Are cars nowadays wanting for top cyl lubrication with unleaded gas? I have wondered what adding MMO does to your 5w-20 as well. Oct 11, 2006 .
Where did you get your information. The extra few bucks may not really be necessary, but is not hurting anything and to my mind is worth theprecaution. I would just run the avgas. lead build up and fouling of spark plugs, along with valve
the carburetor as a droplet, broken up
All kinds of power that I didn't have before. (2501) Check price. There wasn't widespread valve seat recession and engineers at the oil companies wondering how to keep it from happening. Ha ha! With no alcohol in the system, the gasoline stayed fresh through the
Avgas contains lead, probably have enough lead without adding more. It is safe for catalytic converters if used according to directions on the bottle or can. valves and guides to mess up your engine. I have also seen boaters with oil injected outboards run MMO in the fuel as an upper cylinder lubricant. It is great for old,abused and sludged up engines. Sorry if this has been discussed before (I know it has been). Not documented, but everything about the vehicle leads me to believe it's accurate. It works with both diesel and gasoline engines.
Fuel Additives at Lowes.com 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. up to a higher RPM for a few seconds and then recheck gives a
No matter how many times it's beat over the head, it keeps coming back to life . The exhaust valve must have been stuck before I sprayed the MMO. He also loves making connections and friends in the automotive industry. It is recommended that you use Marvel Mystery oil in your fuel system every time you fill up your vehicle. Drive it as it is, put regular gas in it and stop worrying. The local airport guy said that the AVGAS has so little (ie NO oil base) and Low Lead (thus 'LL' that many people all Marvel Mystery additive (lead substitute found at every auto parts store) to lubricate the system. 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. Definitely not a Corvette motor. 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. 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..). Discussion in 'Old's Cool' started by lucky6600, Dec 1, 2010. Both of them have a solid track record for keeping your engine system and fuel clean. Gunk lead substitute, yes or no? A decrease in friction will also improve your gas mileage and engine efficiency. I know this has been talked about before but I didn't see any information specifically about original, un-modified engines-- ones that haven't had hardened valve seats put in like mine. Everyone must know about Mystery Oil.