Us octane rating vs europe. You can locate these elusive stations at www. More than 95 percent of the gasoline sold in the United States today contains ten percent ethanol (E10). So an 87-octane gasoline has the same knock resistance as a mixture of Dec 3, 2018 · This standard is the Motor Octane Number (MON). 55 $/gal versus 0. One important difference between MPAA ratings and some other countries' rating systems is that the MPAA is a non-governmental organization and its ratings are voluntary, whilst in many countries ratings are mandatory and/or given by a governmental agency; for example, France's Ministry . (R+M)/2 = average of RON and MON, i. The octane rating is usually displayed in large black numbers on a yellow background on gasoline pumps. Also, in higher altitudes you don't need as high an octane, so where I live (4000ft-9000ft) premium is 91. In the United States, an 85-octane fuel is available in some markets of higher elevation such as the In the U. I had found these in other sources some time back after posing the question, but stumbled across this chart with both parameters just a few days ago. Oct 21, 2022 · On an American fuel pump, the headline octane figure (e. MON = motor octane number. In the United States of America, there are three types of gasses based on the compression ratio fuel octane The octane rating of diesel fuel is 8-15—indeed low. A fuel with a higher octane rating will have more resistance to knock. It would be mass-produced and much more affordable. Ethanol is a renewable fuel sourced from corn as well as other agricultural feedstocks and organic Oct 23, 2023 · Hence, European gas with a high octane rating is parallel to U. 95 / 97 / 98. Malaysia. Europe has much stricter regulations about what sort of fuel can be sold than Australia does, as well as much stricter regulations about the quality of the fuel (I believe EU has a limit on Sulphur content in Diesel petrol fuel of a max. 12. About octane ratings. has said that it Aug 5, 2022 · Its owner’s manual recommends 96 octane, with a minimum of 91 octane. refinery operations that would result in the increasing price differential between premium gasoline and regular retail gasoline prices since Feb 8, 2002 · ( RON Octane Rating x 0. ) are higher performance fuels than lower rated fuels (93). Read above to see if we are able to register your device. 10ppm, whereas Australia has a limit of 150ppm for 91 RON and 50ppm for 95 and 98 RON). One value is the research octane number (RON), which is determined with a test engine running at a low speed of 600 rpm. Ethanol as an Octane Booster. 8 engine build to run on Shell V-Power which has an octane rating of 99 RON, which is pretty much as high an octane available in the UK. Close to your basic US "Premium" That being said we can obviously reverse the process to get the European equivelant of US rated fuels by dividing the US Octane rating by 0. Here is a 2 minute video describing this in more detail. An engine with a low compression ratio requires fuel with a low-octane number. We can only get ethanol-free 90 octane locally, and I wonder about how to think about octane rating vs. Premium grade gasoline, which is commonly used in high-performance vehicles, has an octane rating greater than 90. 1 lb-ft. But reading through r/cars and having been in America a few times I noticed the vast majority of people use 87. 91 RON is 91 RON. I've also come up with a pretty good formula that approximates US octane rating based on EURO RON rating, and visa versa. Consequently, when you see the European gas octane rating of 95, know that it is the equivalent of the U. Octane rating is a measure of a fuel's ability to resist ‘knock. The octane requirement of an engine varies with compression ratio, geometrical and mechanical considerations, and operating conditions. (RON + MON) div 2. First off, I’m aware of the differences between how octane rating are defined in the US vs EU. Conclusion. The label says 87 AKI or 91 RON, which are two different methods of rating the octane level of gas. A few vehicles call for it Apr 8, 2016 · Part 2 of 2: Determining optimal octane rating. 91 & 95 / 97. US shows the average of the Research Octane Number (RON) and Motor Octane Number (MON) rating, which is the Anti-Knock Index (AKI) while Europe just shows the RON rating which gives a higher number than the MON rating. 95 RON is roughly equivalent to 91-octane on the anti-knock index currently used in the United States. USA, Canada: Octane number, Octane rating or octane: Could refer to any of the above, if you can work out which country the article was written in you should be able to work it out. This is why the higher the The octane rating of E85 fuel is typically between 100 and 105, which is higher than regular gasoline, but lower than premium gasoline. Upgrading fuel standards to Euro 5M (Euro 5 equivalent) by 2024. USA, Canada (R + M )/2: Average of RON & MON. In the US, as well as a few other countries, we show the AKI, or Anti-Knock Quite simply, the octane rating of fuel is the measure of how much it can be compressed before igniting spontaneously, without the aid of the spark plug. 25 Octane gas. As such, fuels with a higher octane rating (95, 98 etc. Sep 23, 2009 · The US uses RON + MON divided by 2 to get octane number (R+M/2) method. Premium gasoline is the highest octane fuel. US 87 AKI is 91 RON + 83 MON. Premium fuel ratings Such a mixture of 90 percent iso-octane and 10 percent heptane has an octane rating of 90. Apr 17, 2018 · The octane game: Auto industry lobbies for 95 as new regular. Then I started to look up differences between the US and European spec. are AKI ,” explains Zachary Santner, senior specialist of quality with Sunoco. very much the same as the regular unleaded here. Like. But there is a rating. Here in the US we use AKI (Anti-Knock Index), while AKI is determined by taking the average of MON (Motor Octane Number) and RON. When gas ignites by compression rather than because of the spark from the spark plug, it causes knocking in the engine. Octane Ratings and Engine Performance. gas with a lower octane rating number because of their respective methods of measuring octane rating in the same gas. However most European pumps deliver 95 (RON) as “regular”, equivalent to 90-91 US (R+M)/2, and some even deliver Upgrading fuel standards to Euro 4 and phasing out 88 and 90 RON gasoline, leading to a substantial increase in octane demand. To find out more, see our informative E10 guide. In addition to lowering the CO2 intensity of gasoline, ethanol also improves the octane rating of gasoline. 07-14-2004, 10:30 PM #9. Firstly, the gasoline is often genuinely lower-octane. This is why the higher the About octane ratings. The higher the octane number, the greater the fuel’s resistance to knocking or pinging during combustion. The midgrade fuel is Midgrade. In the UK, the standard RON rating is 95, with all cars built to run efficiently on this fuel grade. Higher octane fuels can have RON ratings as high as 97, 98 and even 100. The most important characteristic of gasoline is its Research Octane Number (RON) or octane rating, which is a measure of how resistant gasoline is to premature detonation ( knocking). 12, Mostly it's due to regulations. Sep 4, 2018 · In Europe however, the octane rating on the pump is simply the RON figure. The other value is the motor octane number (MON), which is determined with a test Jul 28, 2022 · Across the United States, you can generally find three different pump gas ratings : The lowest octane fuel is Regular gasoline. May 24, 2022 · This means that the fuel would have an octane rating of 90 AKI. The USA (followed by Canada, Mexico and Brazil) apparently uses an average of the original RON and the 1930 MON, a motor octane number test, and calls it the AKI The German car will adjust to lower octane fuel, but that. But unlike 91 premium fuel, 95 RON wouldn’t be a niche product reserved just for luxury cars. This is the least expensive type of fuel and is also the grade recommended for use in most engines that don’t specify a need for a higher octane rating. 87 for regular) is calculated by the Anti-Knock Index method, also known as the (R+M)/2 method, which takes the simple average of RON and MON. If so, then contact us at: 866-459-3382. Suffice to say, RON is used in Europe and AKI/PON/RM2 is Often people ask "Why does the US have such low octane gas at the pumps?" They state this assuming European fuels have a significantly higher octane, when in fact it simply comes down to how we label our fuels. ”. Whilst they may have different brand names, the grades are all based on their octane rating: 91, 95 and 98. For non-US people reading this who are so confused right now, most of the world uses Research Octane Numbers - RON. 1 gallon of gasoline has 97%–100% of the energy in 1 GGE. The manual for my 2006 Gen 2 SV650 stated that fuel should be minimum 87 (by the US method, which is 91 octane by the European method) and up to 10% ethanol content is fine. The lower the octane rating of the gasoline, the higher the chances of knocking; as fuel with a higher octane number tends to burn better inside the ignition chamber. I travel between PSI at 2-3% (by volume) – the driver for the 1 psi RVP waiver. Jul 27, 2012 · For the most part, North America and Europe use the same level of octane in their gas even though it may appear that Europe has a higher octane gasoline due to the RON rating they use. “The rest of the world uses RON . May 30, 2007 · RON, MON and PON (aka AKI or R+M/2) are methods for measuring octane. Jan 30, 2021 · American fuel pumps have the designation R+M/2 to designation that the octane rating is RON plus MON divided by 2. for the current R1. “Pumps in the U. A higher octane rating allows an engine to use a compression ratio of, say, 12-to-one Mostly because the USA and Europe don't measure octane the same way. While most gasoline vehicles are designed to run on 87 octane, let’s take a look at why other vehicles are designed to use higher octane fuel. That would eliminate today's grades, generally 87 octane for To start, octane, a hydrocarbon with low molecular weight, is a component of gasoline. Each fuel you have there will function differently depending on the tune. S. May 1, 2022 · In most countries in Europe (also in Australia, Pakistan and New Zealand) the "headline" octane rating shown on the pump is the RON, but in Canada, the United States, Brazil, and some other countries, the headline number is the simple mean or average of the RON and the MON, called the Anti-Knock Index (AKI), and often written on pumps as (R+M)/2. The current going rate is $6. 9 hp/403. 95 = 95 AKI Octane (US measure) So, as you can see the 93 or 94 octane fuel we are all paying an arm and a leg for is actually quite comparable to the higher octane fuels found in Europe and Japan. 26 per gallon, whereas E-85 is $3. In fact, a 7% of efficiency savings would equal a 7% reduction of exhaust and fugitive emissions. Sep 17, 2012 · United States; Europe; Britain; Middle East & Africa days primarily to boost the fuel’s octane rating. 53 dollars per gallon ($/gal). The U. 95 = AKI Octane Rating ) 98 RON Octane x 0. If your vehicle is designed to run on regular gasoline and the vehicle doesn’t require premium gas, then there’s Nov 20, 2022 · Engines with a high compression ratio require a high-octane fuel rating to prevent detonation that can damage the engine. Mar 30, 2016 · Over 95 percent of gasoline sold in the United States is E10. The MON (motor octane number) test is completed at higher engine speeds and temperatures. Jun 27, 2019 · In most countries in Europe (also in Australia, Pakistan and New Zealand) the "headline" octane rating shown on the pump is the RON, but in Canada, the United States, Brazil, and some other countries, the headline number is the simple mean or average of the RON and the MON, called the Anti-Knock Index (AKI), and often written on pumps as (R+M)/2. There are several advantages to using E85 fuel, including its lower cost, reduced dependence on fossil fuels, and reduced emissions. That is a major reason not to use lower octane on German cars. Regular gasoline in Canada is typically rated at 87 octane. For example, Petro Canada’s 91 grade octane gas has a MON rating of 85. Ethanol’s octane improvement declines as concentration increases. Types Of Gas Based On Octane Ratings. In lower-concentration (up to 10%) ethanol blends, blending octane is the 112-118 range. 30 $/gal). A BMW or Mercedes is not a standard off the assembly line type Octane is the US is the average of MON and RON as stated in the other reply, which usually places it about 5 point below the RON number which is used in Europe and many other places. This means the differences between price and MPG even out over the long run. Which is what Octane Rating is. The people whom have to worry about low octane rating are our friends out Pump Octane Number: Average of RON & MON. GM, Ford and Fiat Chrysler are seeking just one grade of fuel: 95. More info from wiki: The most common type of octane rating worldwide is the Research Octane Number (RON). " I use 93 in my 93 V6 Camry and it feels very responsive. US uses AKI and Europe uses RON, and 87 AKI is equivalent to 91 RON. Simple math will show you that because of the 8 to 10 point difference of RON over MON, the octane rating shown on American fuel is approximately 5 points lower than the rating shown in Europe for the same fuel. It is measured relative to a mixture of 2,2,4-trimethylpentane (an octane) and n- heptane. For the total United States during 2017, the average retail price differential between regular and premium gasoline averaged 0. The cetane rating of gasoline is 5-20—also indeed low. Europe uses RON or the "Research Octane Number" which is measured by running an engine under controlled conditions. Because of the 8 to 10 point difference noted above, this means that the octane in the United States will be about 4 to 5 points lower than the same fuel elsewhere: 87 octane fuel, the "regular" gasoline in the US and Canada, would be 91-92 in Europe. RON, short for Research Octane Number, is just one way to measure octane Sep 21, 2023 · At the time of writing,87 octane gasoline has a national average price of $4. Another way of thinking about Jul 16, 2004 · SW22, Volt. The formula is US=RON* (21/22): Sep 20, 2018 · You may have heard of Europe's higher octane ratings, but is there any truth to this, and how to octane ratings really work?Check out our range of aftermarke Petrol in the USA and UK have different octane ratings. Previously, octane ratings could be easily boosted by using metallic catalysts such as lead or Mar 2, 2015 · The octane rating of a fuel is a measurement used to indicate its resistance to engine knock. In contrast the US uses the AKI or "Anti-Knock Index" which is an average of the RON and MON, the "Motor Octane Number" which uses a similar test engine to RON RON is the octane measure used globally and it’s more efficient to produce and certify. In September 2021 the UK government replaced standard unleaded petrol (previously E5) with E10,although E10 has been an option for some time. Mar 31, 2017 · most cars (especially American cars) are designed to run on 87 octane and won’t do anything if you high octane fuels in. Ironically, the only gas stations in California with anything better than 91 octane are the ones Unocal used to own--the few 76 stations offering 100-octane race fuel. 90%/ 9% / 1%. You guys running 89 Octane US, are running a 93. They also vary widely around the United States. Premium gas has a higher octane rating, which reduces the risk of engine knock, the result of an engine combusting too early on its fuel and air mixture. 2. New Zealand petrol uses the Research Octane Number (RON) to rate the octane value of the fuel while some overseas markets use different systems to rate their fuel. Dec 2, 2016 · Typically, gas stations in the USA supply gas with an octane rating that goes from 94 to 97. Apr 3, 2018 · When President Trump came into office, automakers asked him to ease the fuel economy standards from 2022 to 2025, which had already been scheduled for a midterm review. As an apocryphal aside, high-end VW tuner HPA has noticed that their Sep 11, 2007 · 98 RON Octane x 0. Bad times. This would be equivalent to around 90 RON here in Europe, yet every single petrol car I’ve driven required at least 95 RON or 91 in the US. Feb 21, 2024 · The octane rating of gasoline tells you how much the fuel can be compressed before it spontaneously ignites. In PADDs 1, 2, 3, and 4, the current differential is approximately double what it was in 2010 and 2011 (0. This octane rating is normally anywhere from 89-90. Regular fuel will typically have an octane rating of either 85 or 87. The E. com, but bring your wallet. On European, Australian and Kiwi fuel pumps (and in most other markets) the octane rating is an expression of the RON rating alone of the fuel. Thailand. Ethanol RON impact much higher than AKI. The European octane rating is RON, where as the US octane rating is an average of (RON+MON)/2. Standard unleaded fuel is around 95 RON and ‘super’ unleaded around 97–98 RON. . EU ratings are 95/98, which are equivalent to US ratings of 91/93. 6 and a RON rating of 97. Because of the 8 to 10 point difference noted above, the octane shown in the United States is 4 to 5 points lower than the same fuel elsewhere: 87 octane fuel, the “regular” gasoline in the US and Canada, is 91-92 in Europe. 20 $/gal - 0. According to most states, ethanol-free gasoline is rated 87 octane, as opposed to premium gasoline, which is rated 91 to 93. S Energy Information Administration (EIA) commissioned this study (Phase 1: Analysis of Gasoline Octane Costs and Phase 2: Future Gasoline Octane Scenarios) to examine the possible changes in U. NZ and AU use the RON system, while the US uses R+M/2, which gives a lower number. Europe Octane Rating Jun 12, 2015 · Ethanol Use in the United States. Sep 2, 2015 · RON is Research OCTANE NUMBER. newer cars (even American models) may be able to take advantage of the advanced timing allowed by higher octane fuels. You add Jan 13, 2007 · In the US, octane ratings in fuels can vary between 86-87 AKI (91-92 RON) for regular, through 89-90 (94-95) for mid-grade (European Premium), up to 90-94 (RON 95-99). 76. Mid-Grade Gasoline (89 octane) Mid-grade gasoline is typically rated at 89 octane in Canada. Today I learned the Panigale V4/S are down on power (very slightly) in the US and have peak torque come on at a higher RPM. 95. Create a custom chart comparing fuel properties and characteristics for multiple fuels. Octane number and cetane number are very important in determining the best fuel that can be used for engines of automobiles. Gas is available with lower octane ratings in the US than in Europe. If it says 95, then don't go lower than 95. Along with the higher combustion temperatures, greater ethanol concentrations mean slightly less power density. Unfortunately, the rubber and sealants used are known to be ethanol sensitive, so the engine needs ethanol-free gas. The following table comes from the following web site: Actual octane rating table. E85 measured octane is typically in 100-105 range. In North America, the fuel companies rate their gasoline by averaging the two (RON and MON); hence, they add the R and the M and divide by two, or (R + M)/2. Your 95 in europe is a MON of 86. Reply reply More replies. Department of Energy describes the difference in octane levels as such; “ Higher octane fuels are often required or Apr 23, 2024 · What Is Octane Rating? At the time of this writing, the average price of regular unleaded in the United States is $3. The rent is due and the kid needs new sneakers, so youre running the cheap stuff again. Secondly, the numbers in United States don't mean the same thing as the numbers in Europe. The mid- and late 1960s saw the word ‘octane’, or more specifically, ‘high octane levels’ become popular in Nov 4, 2008 · In most countries (including all of Europe and Australia) the "headline" octane rating, shown on the pump, is the RON, but in the United States, Canada and some other countries the headline number is the average of the RON and the MON, sometimes called the Anti-Knock Index (AKI), Road Octane Number (RdON), Pump Octane Number (PON), or (R+M)/2. Jun 13, 2021 · The higher the RON rating, the more compression it can withstand in a spark-ignition engine before igniting. No matter which system you use, though, you’re still rating the fuel’s resistance to detonation when under compression, so let’s look Apr 18, 2022 · The right additives can moderate the tendency of the fuel to pre-ignite. plenty of good info around on how they are determined. It emits less carbon than the old standard unleaded petrol and has been used on mainland Europe, Australia and North Jan 14, 2009 · Because of the 8 to 10 point difference noted above, the octane rating shown in the United States is 4 to 5 points lower than the same fuel elsewhere: 87 octane fuel, the "regular" gasoline in the US and Canada is about 91–92 in Europe. In conclusion, this means E-85 is about 27% cheaper than regular octane gasoline and 20 – 30% less effective in fuel economy. So, EU 95 octane = US 91 octane and EU 98 octane = US 93 octane. The higher the octane, the less Nov 21, 2012 · Because of the 8 to 10 point difference noted above, this means that the octane in the United States will be about 4 to 5 points lower than the same fuel elsewhere: 87 octane fuel, the "regular" gasoline in the US and Canada, would be 91-92 in Europe. E10 fuel comprises around 10% bioethanol and 90% petrol, and has a 95 octane rating. A fuel’s octane rating is directly proportional to the fuel’s ability to withstand heat and compression. Oct 3, 2023 · In earlier versions of the engine, before the turbo was installed, it needed 87 octane. Although higher octane is not the only solution to cut CO 2 Oct 4, 2009 · Therefore I am running a 90. 00 a gallon. The octane rating is prominently displayed in large black numbers on a yellow background on gasoline pumps. Does that mean Porsche recommends 96-octane race fuel? No. There are three main grades of fuel readily available in New Zealand. 1 AKI Octane (US measure) 100 RON Octane x 0. Octane itself is a hydrocarbon from the Jul 16, 2013 · Octane ratings for regular, mid-grade and premium Shell fuels across Canada are 87/89/91. Sep 7, 2015 · Since the high-octane glory days of the 1960s, premium pump gas octane ratings have dropped, and then leveled off in the mid-1990s. As far as I can tell, the NZ 98 is about the same or slightly higher than the 93 octane from the States. Higher octane also means a reduction of some of the pollutants (volatile organic compounds such as benzene and particulate matter) that have a direct impact on Europeans’ health today. We follow Euro octane ratings: Octane rating conversions - PencilGeek's BMW Blog Your manual tells you the right RON for your car. The higher the octane rating, the more pressure the fuel can withstand within the compression stroke of an engine prior to igniting. US vs. But by 1944, it was making 400,000 gallons of AvGas a month from 77 Houdry Process plants. Dec 1, 2001 · See Test 1 in the sidebar below. Around the world the most common is RON (Research Octane Number), which is found by utilizing a knock engine. A couple of months ago, I learned the US version of the S1000RR has a gap in the power band not present in the Euro spec models. When driving a car with a high compression engine, boosted engine Aug 14, 2014 · An octane rating is defined as the standard measure of the performance of a motor fuel. The octane rating of gasoline tells you how much the fuel can be compressed before it spontaneously ignites. A. Usually 4-5 units lower than the RON. gas octane rating of 91. 87-Octane Unleaded With 104+ Octane Booster: 397. For 3VZFE engine, to improve vehicle performance, the use of Premium unleaded gasoline with a Research Octane Number 96 (octane rating 91) or higher is recommended. 95 = 93. Feb 4, 2017 · In United States, I have understood that octane numbers are generally lower than in Europe for two reasons. Often you may see the octane rating quoted as (R+M)/2. But if you're concerned, run it on 98. The low molecular weight of octane makes it very flammable, giving it the volatile characteristics that gasoline needs to be effective. 67 per gallon, and a gallon of mid-grade costs $4. However most European pumps deliver 95 (RON) as "regular", equivalent to 90-91 US (R+M)/2, and Any device outside of your facility’s protected network (e. 85%/ 14%/ 1%. That's the original 1927 method of determining octane ratings. As an apocryphal aside, high-end VW tuner HPA has noticed that their The lower the octane rating of the gasoline, the higher the chances of knocking; as fuel with a higher octane number tends to burn better inside the ignition chamber. So if you're in the US 87 is fine unless you have a turbo and high performance tune. Nov 5, 2021 · When the war in Europe began, the U. 1 gallon of diesel has 113% of the energy in 1 GGE due to the higher energy Feb 1, 2018 · Gasoline pumps typically post octane numbers as an average of two different values. Cetane Number: Cetane rating is done considering the ignition of cetane. Meanwhile, in Europe, most countries do not sell gas with an octane rating below 95, and you can buy Jun 30, 2021 · The United States makes use of AKI (anti-knock index) rated fuels, an average between the old RON octane rating test, and an updated MON octane rating test. Nov 17, 2017 · Further, a high-octane fuel in the US might still have more ethanol content than a similar-grade Canadian fuel. Common ratings are regular gasoline at 87 octane, mid-grade at 89 octane, and premium at 91 to 93 octane rating. Regular grade gasoline, which is suitable for most vehicles, has an octane rating between 85 and 91. But again there is a rating. A 2006 model from Yamaha is probably OK running on 95 octane fuel with up to 10% ethanol. When this happens, the pre-ignition, or ‘pinging’ of the fuel, tries to force the piston back down, causing the engine to ‘knock’. This means fuel with a higher octane rating is more resistant to compression and is less likely to create engine knock. Fuel Properties Comparison. trying to access CareTracker from home without first establishing connection to your facility) - This includes desktops, laptops or mobile devices. 7 Octane by European standards. Jul 10, 2006 · Select Research Octane Number 91 (octane rating 87) or higher. Lower-octane fuel (like "regular" 87-octane gasoline) can handle the least amount of compression before igniting. The octane rating is a measure of the fuel’s propensity to pre-ignite and cause knock. At most service stations, gas is sold in a three different octane levels. PON = pump octane number, AKI = anti-knock index. An owner who insists on using less than 91 octane will ultimately be confronted with a sizable car repair bill. e. In addition to having lower lifecycle greenhouse gas emissions than conventional gasoline, ethanol is an excellent octane provider, with neat (pure) ethanol having an octane rating of over 100. boost. We would like to show you a description here but the site won’t allow us. However, there are also considerations to keep in mind. Most countries show the RON, or Research Octane Number. The same goes for the Sep 27, 2017 · Octane Number: Octane rating is done considering the octane number of isooctane as 100. Select the fuels and properties of interest. 50 $/gal - 0. this means that the octane in the United States will be about 4 to 5 points lower than the same fuel elsewhere: 87 octane fuel, the "regular" gasoline in the US, would be 91-95 All contain up to 5% bioethanol – apart from E10 which contains up to 10% - and are differentiated by their Research Octane Number (RON): E10 (95 octane) This became the standard grade of petrol in Great Britain on 1 September 2021, while it is due to be rolled out in Northern Ireland in 2022. If it says 91, use at least 91 RON fuel. was manufacturing a modest 40,000 gallons a month of 100 octane gas. RON = research octane number. Jun 6, 2006 · Therefore, a 93 octane US premium is equivalent to 98 octane Super Plus in Germany, and the German 91 octane regular would be posted as 86 octane in the US, ie. Remember that the Predator richens up the fuel mixture as well as timing and octane has nothing to do with power. P. ’. Gasoline with an octane rating of 85 is available in some high-elevation areas of the U. Standard fuel is 90% gasoline, 10% ethanol. There’s also more benzene and sulphur in US fuels. , unleaded gasoline typically has octane ratings of 87 (regular), 88–90 (midgrade), and 91–94 (premium). g. My car has been remapped alongside a 3. (more about that below). will not stop the gradual damage to the engine. Jul 26, 2018 · Wikipedia has a comprehensive chart comparing how different rating systems around the world are structured. fk fq pc tr ew rc lp sa ea ga