This means that you can go to the pump and use 91-octane, then mix it with E85, run pure E85 alone, or just about any mixture your heart desires. But, nearly all cars are already using a gasoline-ethanol mix. Ethanol-blended fuels like E10 can absorb a certain amount of water that is found in your tank. You can also check if your vehicle is compatible with E10 petrol by checking the. By blending pump premium (or 91 if you like) with E85, you can create a custom blend of high-octane fuel. The best gas to run in a dirt bike is ethanol-free, or “clear” gas. If unsure, check with the vehicle manufacturer. Toyota Model:AE101, ZZE122. E20 = 90. #3. Next Last. Doing so will result in poor performance and your engine might turn off after the fuel starts to burn. The gasoline type has little to do with whether it's safe to use with E85; instead, it denotes the 'power' of the gas, as it were. Yes, you can mix E85 with regular gas, but the mixture may not be ideal. All STIHL gasoline-powered engines can be used with up to a 10% (E10) blend of ethanol in the gasoline/engine oil mix. The owner’s manual only mentions octane not ethanol. A flex-fuel vehicle is capable of running on both regular E-10 (10 percent ethanol) and E-85 (85 percent ethanol) gasoline. Mileage difference may be a placebo effect, but if anything I've been driving a little more "spirited" this tank. I think you're mixing up E10: "up to 10% ethanol in the blend". This is largely because of the higher-than-average engine temperatures your BMW’s engine will suffer. "E10 94". You can use this E10 petrol check service to confirm its compatibility with vans, motorcycles and mopeds. The lower “phase separation” layer will be a corrosive mix of water and ethanol. It’s far from the only standard for mixing drunk. Yes, you can mix E85 with regular gas, but the mixture may not be ideal. In this case, E10 can damage your engine severally. This is because ethanol has a lower energy density than gasoline. Actually, I do know that Ski Doo 800HO owner manual suggest a minimum of 91. What E10 is. If you mix it with 50% regular gas, the ethanol percentage will be too high and it could damage your engine. Mixing premium unleaded (95) and super unleaded (97/98) evenly in your tank will give you a mixed-grade petrol of a roughly 96 octane rating number. 93 octane usually has some ethanol in it, up to 10%, and E85 can vary wildly. Understanding Octane Ratings. That also excludes E10 with a RON of 94. Answer: Mix 91 octane fuel with E85 in a ratio of 10:1 (91:8. The new “B7” diesel can be used in all diesel vehicles but there are concerns regarding the use of E10 unleaded petrol in all petrol vehicles on the road. E10 89 octane is made with ethanol, 91 and 85. 905. Do the math right and you will be fine. 8T, Cant find 93 fuel anymore in my area, misfiring on bad gas, can I mix 91 and e85? Thread starter MK7AlltrackBlack; Start date Jan 11, 2022; 1; 2; 3; Next. I can find 100 unleaded race fuel but I have to drive 20 miles to get it, the leaded 110 is about a mile away and only a $1. A canned fuel product can also be used. #1 · Dec 2, 2019. I do use the ethanol free for all of my small engines. ”. 5 gallons of fuel in fuel tank or storage. E-85 and unleaded gasoline can only be mixed in Flex-Fuel vehicles. It contains more ethanol and less fossil fuel than E5, so the government hopes it will go some way towards reducing carbon emissions. Just costs a bit more for the summer stock of fuel but it isn't really that big a deal. Ethanol also ruins rubber fuel lines, gaskets, and plastic and rubber fuel-system parts. After a review of the notes I received last year, the number 1 area of interest again was octane and engine knock. This means that you can mix flex fuel with regular unleaded gas if your car is certified for it. 1 E30 11. E10, 91, 95, 98 and even E85 – there are so many options out there when it comes to fuel. However, you would not want to do this without tuning. Four-star fuel was banned in Britain from 2000, on environmental grounds. When low-quality or sub-par fuel is used, power levels will drop sharply and acceleration will feel weak. It is approved for all vehicles that run on gasoline. It can range from E40-E85, usually somewhere in between the two. The ethanol-blended e10 (a mixture of up to 10% ethanol in petrol) is a fuel that can be used as a substitute for 91 in most cars. The test compared the performance of VP Racing Fuels 110 versus 91 octane pump gas with a Chevrolet Performance 602 crate engine. Bad. Some fuel stations are now selling gasoline with up to 15% ethanol. (In laymen’s terms, if you coat a piece of cloth in Regular 87 and another in Premium 91, theoretically the Premium 91. Could the cleaning have been from the water? If it was a 50/50 mix of gasoline and isopropyl, and the isopropyl was 91% alcohol and 9% water, you were running 4. When the fuel and water begin to separate, this is when the ethanol becomes the most corrosive and damaging to the tank of the boat . 2. 10% ethanol can be added to mineral gasoline to give either 95 RON or 97/98 RON fuels. We also recommend that if a unit will be left unused for more than 30 days that it be stored “dry. There are three general categories of ethanol-gasoline blends: E10, E15, and E85. 40 ( 40%). Reply. Fuel prices have skyrocketed in the last month -- I just paid 199. 2. It reduces full dependence on fossil. When blended at that 10 per cent ratio, E10 vs 91 ULP has an octane rating of about 94 RON, so it won’t harm any engine that is designed for 91 RON fuel through lack of octane. Studies have shown that most car engines can run on up to E20 (20% ethanol) gasoline without any long term issues. Generally, the higher the ethanol content in the gas, the shorter its shelf life, so E15 (15 percent ethanol content), E20 (20 percent ethanol), or E85 (85 percent ethanol) gas will expire sooner. 300 2021 tpi bike. It has a mix of up to 10% ethanol and it’s the cheapest by the litre at the pump. The previous owner of my 2019 P700-2 told me the engine is designed to run on regular unleaded with no more than 10% ethanol. Ethanol-blended fuels are one pathway to compliance with elements of the federal renewable fuel standard (RFS). N. The octane rating for E15 (15% ethanol) is 88 octane and E85 (85% ethanol) is 108 octane. There is little economy difference between 91, 95 and 98, you'll probably have greater fluctuations in a week-to-week basis just due to traffic than you would from the improved economy of one over the other. #4 · Oct 11, 2021. E10 is 10% Ethanol 90% petrol. Gresham, Oregon. It’s still a crapshoot what comes out of the pump but the toluene is consistent at least lol. Mixing E85 (which now can vary from E51-E83) with 87 E10 in attempt to make cheap premium fuel will result in less power output from a stock GT engine compared to running E10 93 octane premium. E-85, or more correctly, flex fuel, can have a wide range of ethanol content—anywhere from 51 to 85 percent depending on the season and the relative price of the ethanol and hydrocarbon. It’s short for Research Octane Number, a measure of the petrol’s octane rating. 01%. By adding E10 to a tank with petrol already in it you are basically slowly increasing the amount of ethanol in the mix. Ethanol is a colourless alcohol that can be used as an alternative fuel and is considered a renewable fuel when produced from agricultural sources. Ethanol is produced from corn, soybeans, sugar cane, or other organic material. If you can choose between unleaded 95 E5 or E10 then you must go for E5. I’ve done the calculations and my first fill should be around 4. At the time of writing, AAA reports a nationwide average for one gallon of regular gasoline is $3. Octane Mixture Calculator. For maximum performance from a 600, 650, 800 or 850 engine, Polaris recommends the use of 91 octane fuel with no ethanol. This is sort of the stock standard for many cars. I am currently running a 66 GTO with a 400 at approximately 71 to 72 cc chamber volume. Take that number and refer to this nifty little chart. Just costs a bit more for the summer stock of fuel but it isn't really that big a deal. Now, one of the most anticipated fuel-mix is the E85. According to the DfT if your vehicle is E10 compliant then you can mix the two fuels safely. 60 x 110) + (0. Bentley Motors E10 fuel experts say the following: All Bentleys from the 1990 model year will be fine to run on E10 fuel. E10 and E85 also have octane ratings, with E10 usually having a rating of 94 whilst E85 will exceed a rating of 100. E20 = 90. E85 is usually less expensive than gasoline, but it can have a lower fuel economy. Solution volume = (Alcohol % / Solution %) × Alcohol volume. 7 with E0. If it's recent run the '91. 91, 95, 98, E10… You’re used to. The best way to do this is using a graduated cylinder test. The standard, however, allows the content to range from 51% to 83%. Contrary to popular belief, pumping a higher fuel number into. (click on links to go to the products on. Alcohol volume is the starting alcohol volume. E85 is a flex fuel that can contain up to 85% ethanol and has an octane rating of 94 or more. See moreRather than a straight linear curve, the benefit of ethanol is that the first 10 to 30 percent blend of ethanol with a pump gasoline like 91 will radically increase the octane rating of the fuel. a new mazda 3 can use 91 and 95, E10 and E20, in general E20 can provide slightly lower milage than E10Regular 91 unleaded is 91 per cent octane and premium 95 unleaded is 95 per cent octane, for example. Is it bad to mix 87 and 91 gas? Yes, drivers can mix the two types of fuel. “If this is a linear difference, that would put 91 octane making 249 horsepower,” says Zachary Santner, technical specialist at Sunoco Race Fuel. Octane rating does not relate directly to the power output or the energy content of the fuel per unit. 8 octane. 87-88-89-91 non oxygenated and E85 The difference is the E10 is 87 E15 is E88 E10 89 is a blend of 87& 91 . however, some engines are built to use only premium, high octane gas (91 – 94). By increasing 10% of ethanol into the gasoline, it can be seen that the thermal efficiency drops from 84. We would like to show you a description here but the site won’t allow us. Most modern vehicles are designed to run on gasoline. Mid-grade gas typically has an octane level of 89. 24 11. Can You Mix Different Ethanol Levels? Next, it’s essential to know if you can mix different ethanol levels of gasoline. If your car is compatible with E10, it is perfectly safe to combine E10 and E5. Environmental Protection Agency (EPA) administers the requirements with the Renewable Fuel Standard Program. Fuel treatments also serve to dissolve and clean any deposits that may have formed within your engine—an. Octane rating is a measure of a fuel’s ability to stop ‘knocking’ or ‘pinging’. If you see an octane between 87 and 91 without ethanol it is made by blending 91 octane with 85 octane. The upside is ethanol is cheaper AND you can use a lower octane fuel and then blend in 116 octane ethanol to get the octane back up. A big reason for this is because E85 doesn't contain aromatic. 95. EDIT: you can put 40% of a tank of RON 91 into RON98 before it drops below RON 95. It doesn’t alter ethanol’s hygroscopic properties or cause water that has already formed to magically dissolve. In terms of 91 RON vs E10, the comparison is going to be a lot closer. The ACEA E10 vehicle compatibility check list shows which petrol vehicles can safely use E10 unleaded petrol. Carsguide. Everyday Science By Sean Published On: April 29, 2017 Last Updated: October 5, 2022 You drive into a gas (petrol) station and fill your car’s tank with 91-rated. gas can. Quality is just one of the reasons why the world's top drivers choose Sunoco fuels. 49 posts · Joined 2016. 3. In general, lawn mower engines require unleaded gasoline with an octane rating of at least 87 and an ethanol content of 10% or less (most regular, mid-range, and premium unleaded gasoline fuels meet these requirements). Ghost47 on 01/12/2022 - 10:38. Older cars might not have E10-proof materials. Rather than a straight linear curve, the benefit of ethanol is that the first 10 to 30 percent blend of ethanol with a pump gasoline like 91 will radically increase the octane rating of the fuel. However, if you aren’t filling up a 2-stroke (details below) you can get away with using 87, 89, 91, or 92 octane that you can pump from a gas station. Think of it this way: if you have half a tank of E10 and add half a tank of E5, you. In the U. In the final box, enter the content of the fuel you are mixing with. Check the octane rating of the fuel with an octane rating tester. Note that Non-Ethanol "Pump-91" fuel will have a slightly lower MON of. E-85, or more correctly, flex fuel, can have a wide range of ethanol content—anywhere from 51 to 85 percent depending on the season and the relative price of the ethanol and hydrocarbon. Ethanol is an excellent solvent, drying agent and cleanser. Just the 91 will be fine or have you mixed gas for octane boost? I've heard the. E10 fuel has largely replaced the old basic fuel we knew as 'Unleaded' and which carried an octane rating of 91RON. Last edited: Nov 3, 2015. The octane rating for E15 (15% ethanol) is 88 octane and E85 (85%. E10 has an octane. The cheapest fuel for that engine was to mix about 60 % petrol and 40 % e85. This E15 product is not recommended or approved for use in small engines. 7W. In any case, remember to avoid leaving leftover. Yes, you can mix ethanol and non-ethanol gas in your lawn mower. Ethanol and water absolutely do mix, so well in fact that "just about impossible to distill past 96%". Excessively lean mixtures may result in cold combustion from inadequate fuel. This is true for both 2 stroke and 4 stroke engines. iTrader: ( 5) 4gal E85 + 10gal Gas = E31 (31. The type of gasoline used for gas-powered pressure washers is a safety precaution. Ethanol blends regular unleaded with up to 10% ethanol has an equivalent storage life to regular petrol. ”. 4N 85. Mixing 2% diesel fuel into gasoline will lower the overall octane rating by 1 point. To get to 93 octane, you would have to add at least 2 gallons of E85. Advertisement. E15 is typically less expensive than. REC-90. Premium is the highest-octane fuel you can buy and has levels of 91-94. The maximum mechanical efficiency of 79. 5% (8X1 Liter) From $49. E10 is 10% Ethanol 90% petrol. This is why most day-to-day cars can be filled with regular unleaded, while performance vehicles warrant Premium. Can You Mix E-85 and 91-93 Octane? Theoretically, it’s possible to mix E-85 with premium gasoline. What is E10? E10 is regular unleaded petrol blended with between 9% and 10% ethanol. Keeping that in mind, I don't see. Bump the ethanol content up to 30% and you're going to want a stoich of 12. Then again, the adverse effects of using ethanol-based fuels can be minimal when using E10 or E5.