Sunoco 260 Octane Rating

The specialized NASCAR fuel is Sunoco Green E15, a 98 octane, unleaded fuel blend specifically engineered for high-performance engines and race cars. Have you ever wondered which brand, grade, or octane rating gives better gas mileage? Well, I've collected thousands of miles of data on a wide variety of brands, octane ratings, grades, etc. LEXIS 3 33260, at *5-6 (“The content of the alleged misrepresentation is 4 necessary to state a claim, as is an allegation of what is false 5 or misleading about the statement. aggressive driving maneuvers such as wide open throttle. Sunoco is the only large American chain to offer four grades of gasoline. pdf - Free ebook download as PDF File (. Youll find research and articles claiming it to have an octane of nearly 110. The oil companies didn't advertise that lower number. 5 million miles of competition and over 1,300 victories in NASCAR alone. 10/GAL Discount on methanol and Sunoco 110 octane race fuel. international-feul-quality-standards. The FTC's Handling of Puffery and Other Selling Claims Made "By Implication" Ivan L. The higher octane fuel does burn a bit slower tho. producers of benzene through the KDA process, their capacity, and the amount produced are shown in Table. Sunoco 260, Esso Extra, Chevron Custom Supreme, Super Shell, Texaco Sky Chief, Amoco Super Premium, Gulf No-nox) until the passage of the Clean Air Act of 1970 where octane ratings were lowered to 91 - due in part of the removal of tetraethyl lead as a valve lubricant. The motor is a 406 sbc that has about 13:1 compression and I thought it would be a cheaper way to run the car than paying the big bucks for race fuel. Sunoco 260 GT is an oxygenated, unleaded gasoline designed for high performance street cars, muscle cars, classics, street rods, and the like. Sunoco E85-R 99 Octane, Unleaded Racing Fuel in 5 Gallon Pails contains 85% Ethanol. The Sunoco 260 GT burns very close to the stoichiometric ratio that pump gas with 10% ethanol does (14. Sunoco's main page for the 260 GT Plus is completely silent on this. Sunoco 260, Esso Extra, Chevron Custom Supreme, Super Shell, Texaco Sky Chief, Phillips 66 Flite Fuel, Amoco Super Premium, Gulf No-nox); however, following the passage of the Clean Air Act of 1970, octane ratings were lowered to 91-due in part to the removal of tetraethyllead as a valve lubricant. Sunoco 260 T-Shirt. Sunoco 100 octane rated fuel is our highest performing, street legal oxygenated unleaded gasoline. Sunoco may actually be an exception to this rule however, as some Sunoco stations still offer Ultra 94 or Ultra 93, which may be a higher octane than other stations in the area offer. Octane Ratings My bike has a 13:1 compression ratio. With a 100 octane rating, Sunoco 260 GT will allow increased boost lives in supercharged or turbocharged applications compared to typical premium pump. With regular I would have to top off. 5 octane total in the car now. And in delivery paperwork: "This unit operates on Sunoco 260 or equivalent gas of very high octane. and click race fuel, then sunoco 260 GT 100 locations. Sunoco's main page for the 260 GT Plus is completely silent on this. You may use any grade you like. Don't know of a union 76 web sight like the above Sunoco has state by state locations. And to the OP: Just be sure to use top-tier, quality gas whichever octane you choose. Don't know the octane rating, but it was above Sunoco's 260 rating. The density and amount of energy in the fuel is the same. WRT US octane ratings, am I right in thinking that your octane ratings are the average of the RON and MON ratings? UK fuel octane is specified in RON (with MON typically 10 points lower), meaning your 92 octane fuel is roughly the same as 97 octane over here in the UK. And that. Sunoco 260 GT™ Race Fuel is a street legal, unleaded gasoline designed for high performance street cars, muscle cars, classics, street rods, motorcycles, karts and marine applications. Sunoco 260 GTX is an unleaded fuel that has no oxygenates and no metallic additives. All the knob did was blend the 200 and 260 grades to get the desired inbetween octance rating out of the hose. Used to mix it for the race car. 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. This compares favorably with alcohols which have sensitivities in the 20-30 range. Sunoco was a bit different from its competitors, as it offered (as the pump says) “custom blending” of its gasolines, allowing customers to select, via a dial, from a variety of octane levels. Can’t I Just Add Octane Boost? As previously mentioned, most marinas today are carrying Rec 90; a cross between 91 and 89 octane pump fuel. This was on the pump gas sunoco 94 octane. Prior to the oil embargo, 100-octane fuel was common (e. where to buy race fuel - posted in Oh/Pa Message Board: Looking to purchase a drum of 110-114 octane fuel. Whether You Use Methanol for Drag Racing, Indy or CART Racing, Sprint Car, Late Model. When talking octane and resistance to knock, the motor octane number (MON) is the most interesting one. In the early 70's, the government decided to require oil companies to post an average of the 2 different octane ratings, which lowers the octane rating number for the same fuel that had higher numbers before. Top Tier Fuels, you buying? Jump to Latest Follow. 260 was rated at 102-103 octane by the "Research" method, and 95 octane by the (seldom-used) "Motor" method. It also was a high compression motor with a 11. SKU: SNO291. 260 GT is unleaded oxygenated (3. txt) or read book online for free. Sunoco 260 GT Plus 104 Octane, Unleaded Racing Fuel in 54 Gallon Drums is Sunoco's highest available octane in an unleaded fuel. Even so, today’s low-lead avgas still contains four times more tetra-ethyl lead than was in the highest-octane petrol (Sunoco-260) ever produced for street use in America. At McIntosh Energy, in Fort Wayne, we offer a host of services including wet hosing. Hyundai provides two horsepower ratings based on regular and premium fuel. Sunoco 260 was 103 octane back in the 60s/70s 103 research octane but not close to that when rated like they do today where motor and research octane are averaged together. By this time, other oil companies jumped on Sunoco's bandwagon by offering blending pumps dispensing several grades of gasoline from one pump to tailor fuels to a particular vehicle's octane requirement. It would only run w/o pinging on 103 octane rated Sunoco 260 gas. states where racing fuel is not street legal, such as California where it is only legal for sanctioned racing events. Sunoco will blend Green E15 at its fuel facility in Marcus Hook, PA. I do keep 5 gallons of 110 octane Sunoco in my garage, for use in my "blown" Ford Lightning. The octane rating of gasoline is measured in a test engine and is defined by comparison with the mixture of 2,2,4-trimethylpentane (iso-octane) and heptane that would have the same anti-knocking capacity as the fuel under test: the percentage, by volume, of 2,2,4-trimethylpentane in that mixture is the octane number of the fuel. But “motor” octane is a number about 10 points lower than the Research number. Sunoco 260, Esso Extra, Chevron Custom Supreme, Super Shell, Texaco Sky Chief, Amoco Super Premium, Gulf No-nox) until the passage of the Clean Air Act of 1970 where octane ratings were lowered to 91 - due in part of the removal of tetraethyl lead as a valve lubricant. I've been using 100 octane on and off since 2002. Unless the specific brand of fuel has a higher density and BTU, a higher octane rating will not make more power. Its funny that you mention the octane ratings of yesteryear. Under no circumstances should regular gasoline be used. Choose the product that meets the octane requirements of your engine. When I desire to really let loose with her, I put the 5 gallons in the tank with the rest of the 93 octane Sinclair that is in there. Toluene has a RON octane rating of 121 and a MON rating of 107, leading to a (R+M)/2 rating of 114. Sunoco 260 GT is an oxygenated, unleaded gasoline designed for high performance street cars, muscle cars, classics, street rods, and the like. Our motors are built the same, but they are mapped to optimize the fuel we use. 9ish) so its a safe option. I found what you posted on a overview of octane ratings. This 110 OCTANE Fuel is the best selling Racing Gasoline in the world! Sunoco's all-purpose leaded racing fuel with a winning heritage. [citation needed] Sunoco stations offered as many as eight grades of "Custom Blended" gasolines from its "Dial A Grade" pumps ranging from subregular Sunoco 190 to Sunoco 260, the latter a super-premium grade of 102 octane that was advertised as the "highest octane pump gas" and very popular with operators of V8-powered Muscle Cars of the 1960s. Can’t I Just Add Octane Boost? As previously mentioned, most marinas today are carrying Rec 90; a cross between 91 and 89 octane pump fuel. 1969 1970 Sunoco 260 Racing Gas at Every Pump Highest Octane Magazine Ad | eBay More information Find this Pin and more on Vintage Advertisements by Kallay Ad Co. 50 off the street, but these guys charging $9. The more aligned the octane ratings are with your car's engine, the efficient the process of fuel burning. On a recent cross country trip Arizona to Illinois & back, I found the top octane rated fuel varied from 90 to 92. They did a study on gas and octane ratings. Today, multiple grades of gas at one pump are the industry, but at the time it was a major advance. What others are saying 17 best images about miniature gas station garage service old gasoline pumps photos - Bing Images Old style gas pump in the resturant as decor. LEXIS 3 33260, at *5-6 ("The content of the alleged misrepresentation is 4 necessary to state a claim, as is an allegation of what is false 5 or misleading about the statement. Their highest octane fuel, Sunoco 260, was marketed as the highest octane fuel sold. Octane rating of unleaded gasoline is related to the chemical structure of its constituent hydrocarbons. Prior to the oil embargo, 100-octane fuel was common (e. Been thinking about getting a credit card to just use for gas to better keep track (for taxes and such), so what is the preferered gas company for a. All the knob did was blend the 200 and 260 grades to get the desired inbetween octance rating out of the hose. 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. Anybody ever tried Sunoco 260 GT 100 Octane? I just located some 100 octane gasoline at a local Sunoco station. Description: 1961 SUNOCO vintage magazine advertisement "Custom-Blending" -- Converting to Custom-Blending 6 different fuels at 6 different prices -- Sunoco's way of assuring a precise octane fit for every car at lowest cost!. IIRC, the famous 1970's "Sunoco 260" would now be rated around 96 octane and they claimed then to have the highest octane available. 7 percent by weight. Today, multiple grades of gas at one pump are the industry, but at the time it was a major advance. will i do irreparable harm unless i siphon this out? thank you. by 50IsTheNew25 » It would help out a 2 smoker because the octane boost but unless it is oxygenated won't do much for a 4 stroke besides. im/avwfZ The new E15 Sunoco fuel used in NASCAR is 98 octane, which is the same as the Sunoco 260 GTX fuel used previously. Search Search. Check carefully which octane rating system they are referring to. YP - The Real Yellow Pages SM - helps you find the right local businesses to meet your specific needs. Others swear by premium. If 87 octane fuel is used, do not perform any. 32 degrees. Although we believe the Octane Rating is only one aspect to consider when deciding on the best fuel to meet your performance needs, it is the most common starting point. We have Sunoco Race Fuels in stock for all your dyno needs and also for sale. Description: 1961 SUNOCO vintage magazine advertisement "Custom-Blending" -- Converting to Custom-Blending 6 different fuels at 6 different prices -- Sunoco's way of assuring a precise octane fit for every car at lowest cost!. Learn more about Sunoco's rich, 130 plus-year heritage and commitment to offering quality fuel and service to local communities. 2d 1073 — Brought to you by Free Law Project, a non-profit dedicated to creating high quality open legal information. Octane is an anti-knock rating, and it continues to be, but our FSI engine runs with direct cylinder fuel injection with a 1500 psi fuel rail, injecting with multiple injections depending on the mode the engine is running, flat out full throttle power single long injection, coasting easy driving, multiple injections, during intake and compression. 1 AKI Octane (US measure) 100 RON Octane x 0. Back in the day we used to run Sunoco 260 which was 96 octane mixed with 107 Avgas and I never saw any increase in operating temp. - posted in Just plain ol B. Recommended race fuels per the chart below are Sunoco Supreme 112 AKI or Sunoco 117 MON, VP C16 or equivalents. Will replace more as I drive. The complaint. When I started using it in 1980 you could still buy sunoco 260 leaded premium at the pump,and the 104+ in the small metal can at the time worked just as well when added to a tank of regular leaded gas. txt) or read book online for free. High-performance race cars and piston-powered airplanes are the few engine types recommended for 100-octane gasoline. Toluene has a RON octane rating of 121 and a MON rating of 107, leading to a (R+M)/2 rating of 114. Even so, today's low-lead avgas still contains four times more tetra-ethyl lead than was in the highest-octane petrol (Sunoco-260) ever produced for street use in America. by 50IsTheNew25 » It would help out a 2 smoker because the octane boost but unless it is oxygenated won't do much for a 4 stroke besides. I suppose you could use this in your ti if you really want to or have recently won some sort of lottery. You may use any grade you like. -Coastal on 112 in port jeff got 100 oct-lukoil on middle country rd by smithhaven mall has 108 or 110-Shell on montauk hwy by william floyd has 100 octane. international-feul-quality-standards. Note that the octane rating systems have changed since the days of the 260 pumps in the 60's-70's; in those days, only the "Research Octane" (RON) number was used, not the lower "Motor Octane" (MON)number. But no dealer wants their octane-savvy customers to be disappointed by the quality of the lower octane fuel that their owner's manuals tell them to use. See Tayag, 2009 U. I have used 104+ since 1980 and it works as well to me as any racing or avaition gas I have used. I just remember to avoid the 100 octane. Who has the best prices? I regularly go south and can get a gallon at $6. Our motors are built the same, but they are mapped to optimize the fuel we use. Going to my sisters house several times a year. 7 percent by weight. Sunoco 260, Esso Extra, Chevron Custom Supreme, Super Shell, Texaco Sky Chief, Phillips 66 Flite Fuel, Amoco Super Premium, Gulf No-nox); however, following the passage of the Clean Air Act of 1970, octane ratings were lowered to 91-due in part to the removal of tetraethyllead as a. Youll find research and articles claiming it to have an octane of nearly 110. Octane is an anti-knock rating, and it continues to be, but our FSI engine runs with direct cylinder fuel injection with a 1500 psi fuel rail, injecting with multiple injections depending on the mode the engine is running, flat out full throttle power single long injection, coasting easy driving, multiple injections, during intake and compression. It may be a holdover from Sunoco's "custom blending," which offered a choice of several octane ratings. As an example Sunoco 260 GT Plus weighs 0. will i do irreparable harm unless i siphon this out? thank you. Choose the product that meets the octane requirements of your engine. With a 100 octane rating, Sunoco 260 GT will allow significantly increased boost levels in supercharged or turbocharged applications. Especially for those that were running a 12. Sunoco GT260+ is required for 104 (R+M)/2 octane / 108 RON mode. Sunoco 260, Esso Extra, Chevron Custom Supreme, Super Shell, Texaco Sky Chief, Amoco Super Premium, Gulf No-nox) until the passage of the Clean Air Act of 1970 where octane ratings were lowered to 91 - due in part of the removal of tetraethyl lead as a valve lubricant. Depending upon the setting of the lever, more or less regular gas would be added into the final mixture (or vice versa, the more 260 was added to regular, the higher the octane). One of my friends has a gen 1 and uses 91 and I have a gen 2 and use 93 and we are both bone stock but he still pulls harder. Which means the engine can have a higher compression ratio and or more supercharge pressure. Toulene can be bought at any hardware store in 1/2 gal cans. 260 GTX is a good fuel for many applications that need more detonation protection than typical street gas provides, yet cannot use a leaded fuel. 39/GALLON Misc Info Octane ratings calculated by r/m method All fuel delivered by certified metered pumps. Octane has nothing to do with power. If I was driving a lot of miles I wouldn't have a problem with 91 octane. 55's and a 36 gallon tank. It loved Sunoco 260, with an advertised octane rating of 103 (I think that was actually the research octane). [citation needed] Sunoco stations offered as many as eight grades of "Custom Blended" gasolines from its "Dial A Grade" pumps ranging from subregular Sunoco 190 to Sunoco 260, the latter a super-premium grade of 102 octane that was advertised as the "highest octane pump gas" and very popular with operators of V8-powered Muscle Cars of the 1960s. TEL is known as an anti-knock compound. The oil companies didn't advertise that lower number. What's in your gas tank? - Racing. Sun's ads represented directly and by implication that “Sunoco 260” provided more engine power than lower octane gasoline and that using Sunoco's special “blending” pump would allow consumers to enjoy such engine power benefits even if they blended a small amount of “260” with a greater amount of lower octane gasoline. Sunoco 260 GT™ Race Fuel is a street legal, unleaded gasoline designed for high performance street cars, muscle cars, classics, street rods, motorcycles, karts and marine applications. Old practice. US Octane VS Other countries Octane Ratings | HondaSwap. It can be used by Diesel engines (preferably with a lubricity enhancer added). However, since the Ram 5. This fuel is sanctioned by: INDYCAR Series. WRT US octane ratings, am I right in thinking that your octane ratings are the average of the RON and MON ratings? UK fuel octane is specified in RON (with MON typically 10 points lower), meaning your 92 octane fuel is roughly the same as 97 octane over here in the UK. Youll find research and articles claiming it to have an octane of nearly 110. Union 76 sells 100 octane but only at the track up here during race season. Often costs $3-5 for 12-16 ounces, when it can be purchased for less than $3/gal at chemical supply houses or paint stores. A rating of 96 is good for up to 10:1 on Steel heads and 12:1 on Aluminum heads with water cooling. The additive is stable in gasoline as long as no UV light hits the fuel. Prior to the oil embargo, 100-octane fuel was common (e. All the Sunoco Race Fuels are available Sunoco 260 GT Plus. I remember using sunoco ultra 94 in my GTO's in the 70's. In fact that is the method of determining the octane rating: put it in a test engine and run it (a whole other topic). WRT US octane ratings, am I right in thinking that your octane ratings are the average of the RON and MON ratings? UK fuel octane is specified in RON (with MON typically 10 points lower), meaning your 92 octane fuel is roughly the same as 97 octane over here in the UK. 55's and a 36 gallon tank. See Tayag, 2009 U. Sunoco Racing Fuels. For example, Sunoco 260 was once 97. Sunoco SS 100 is an unleaded high octane gasoline that is street-legal in California. Nitro won't even burn unless it's compressed. Sunoco had various grades you could dial in at the pump back then. Note that toluene has a sensitivity rating of 121-107=14. You don't need this and shouldn't use it. so why wouldn't i want high octane fuel. 5 allroad for the last 3 years or so and its been fun. Demon High Octane for 75% cheaper than VP, SUNOCO, Renegade - Duration: Sunoco 260 GT Plus vs BOOSTANE Dyno Results Dodge Demon - Duration: Octane Ratings Explained. What I’m saying is that I like Sunoco because of all the options they have in octane ratings, and the gasoline performs well in my cars. Sun's ads represented directly and by implication that “Sunoco 260” provided more engine power than lower octane gasoline and that using Sunoco's special “blending” pump would allow consumers to enjoy such engine power benefits even if they blended a small amount of “260” with a greater amount of lower octane gasoline. Octane rating started out having something to do with octane, but now has only to do with how fuel burns in the environment of an internal combustion engine. Fine work your drawings are great. 5% oxygen weight) (R+M)/2 104 I am not sure which one is more suitable for the stage 1 race tune. The Sunoco 260 GT burns very close to the stoichiometric ratio that pump gas with 10% ethanol does (14. Proper storage can preserve octane for years but improper storage can reduce octane and degrade fuel within weeks. Mixed with the rest of the tank filled at 93, its about a 95-95. Official Fuel of NASCAR. So, if your fuel is 93% Iso-Octane, 7% Heptane, then you will have an octane rating of 93. It bumps-up my mileage enough to more than cover the higher cost. A co-worker of mine just introduced me to some 100 octane racing fuel that he can buy near his home. With a 100 octane rating, Sunoco 260 GT will allow increased boost levels in supercharged or turbocharged applications compared to lower octane “pump. In that case, there would probably be no. Sunoco is the only large American chain to offer four grades of gasoline. With a 105 octane rating, Sunoco 260 GT will allow increased boost levels in supercharged or turbocharged applications compared to lower octane "pump" gas. international-feul-quality-standards. What others are saying 17 best images about miniature gas station garage service old gasoline pumps photos - Bing Images Old style gas pump in the resturant as decor. This compares favorably with alcohols which have sensitivities in the 20-30 range. I found what you posted on a overview of octane ratings. Others swear by premium. Colorado, the octane ratings are lower because the higher altitude lowers your compression ratio. Sunoco SS 100 can be used in high performance vehicles both old and new. Sunoco Supreme 112 Octane Race Fuel A true high performance leaded race fuel designed for high compression engines which routinely function between 7,000 - 10,000 rpm. 260 GTX is a good fuel for many applications that need more detonation protection than typical street gas provides, yet cannot use a leaded fuel. Some stations may even offer Sunoco 260GT, which is a 100 octane street-legal fuel favored by weekend racers. If I was driving a lot of miles I wouldn't have a problem with 91 octane. For the best answers, search on this site https://shorturl. The displacement and power rating are a callback to the L88 Chevy V-8 of the late '60s, but where that engine was a fire-breathing monster that could run only on Sunoco 260 (102 RON, leaded. Octane Ratings My bike has a 13:1 compression ratio. First part is Sunoco Fuel info, the second is about various octane boosters and how to mix your own brew. In that case, there would probably be no. octane gasoline, "260," into Sunoco's lower octane gasolines conveys to resulting blends the benefits of "260 Action," and results in blends that provide more engine power than do competing gasolines having octane ratings comparable to those of Sunoco's blends. 28-10-2009, 01:19:51 - [ENG] Indice d'Octane US/EURO/JAP, les veritées Octane differences between the US, Europe and Japan I m writing this, because I m sick of seeing posts about doing JDM swaps and asking about octane ratings. The Sunoco 260 using this formula would have a 97 octane rating, which is quite higher than the best 93 octane Premium and higher still than the more common and readily available 91 octane found at most pumps. I mean even more lead than the best high octane fuel that money could buy back in the early 70's - Sunoco 260 in my humble opinion. org is a site dedicated to one, simple task: to list the gas stations in the U. This fuel is sanctioned by: INDYCAR Series. The only two companies I am aware of who "cracked" there own base product is Sunoco and 76. I used to feel all smug driving on Sunoco 94 in the K-W area for years, thinking I had better gas than most people in the US, only to find out that wasn't really the case. For the best answers, search on this site https://shorturl. So, if your fuel is 93% Iso-Octane, 7% Heptane, then you will have an octane rating of 93. Been thinking about getting a credit card to just use for gas to better keep track (for taxes and such), so what is the preferered gas company for a. When the products are similar (e. Yes, sadly it appears as though Sunoco has dropped their 94 octane line. Owner's manual just shows "Premium", with no actual octane rating listed. com 98 RON Octane x 0. When I started using it in 1980 you could still buy sunoco 260 leaded premium at the pump,and the 104+ in the small metal can at the time worked just as well when added to a tank of regular leaded gas. Prior to the oil embargo, 100-octane fuel was common (e. 87 octane gas has the same BTUs as an equal amount of 91 or 93 octane gas. Action to be used - not abused. Back in the 1960's Sunoco 260 was ok with around 11-1 compression in these engines. That's just another Kawasaki design flaw like the speedometer. 2d 1073 — Brought to you by Free Law Project, a non-profit dedicated to creating high quality open legal information. [citation needed] Sunoco stations offered as many as eight grades of "Custom Blended" gasolines from its "Dial A Grade" pumps ranging from subregular Sunoco 190 to Sunoco 260, the latter a super-premium grade of 102 octane that was advertised as the "highest octane pump gas" and very popular with operators of V8-powered Muscle Cars of the 1960s. Unleaded gasoline. - posted in Just plain ol B. I know my engine isn't turbo-charged but I'm anxious to see how it will affect the performance of the car. Especially for those that were running a 12. The social cost of leaded gasoline: Evidence from regulatory exemptions Alex Hollingsworth and Ivan Rudik September 22, 2019 Abstract Leaded gasoline is still widely used in the United States for aviation and automotive. I am the original poster. Don't know the octane rating, but it was above Sunoco's 260 rating. about 98 octane R+M/2 Sunoco 260 was a step up about 102-104 octane This was your "Muscle car" gas for 454-450HP- LS6 chevelles vettes , Street Hemi's etc with 11:1 cr. Sunoco 260 GT is a street-legal, oxygenated, unleaded gasoline designed for high performance street cars, muscle cars, classics, street rods, motorcycles, and the like. Cooler air temp = cooler engine = slower burn Higher altitude = slower burn Higher octane = slower burn Pinging is caused by too quick/advanced of a burn. Sunoco 260 << < (2/5) > >> MyRed67: Through our High School years my brothers and I work at our Grandfathers DX Station which changed to Sunoco I believe around 1970. (R+M)/2 is the convention. Sunoco 260, the latter a super-premium grade of 102 octane that was advertised as the "highest octane pump gas" and very popular with operators of V8-powered Biogasoline (1,198 words) [view diff] exact match in snippet view article find links to article. Which means the engine can have a higher compression ratio and or more supercharge pressure. 260 GTX is a good fuel for many applications that need more detonation protection than typical street gas provides, yet cannot use a leaded fuel. Ford has maintained the Explorer is safe. Post-war octane ratings increased and it was not uncommon to find them exceeding 100 in the 1950s. im/avwfZ The new E15 Sunoco fuel used in NASCAR is 98 octane, which is the same as the Sunoco 260 GTX fuel used previously. In the early 70's, the government decided to require oil companies to post an average of the 2 different octane ratings, which lowers the octane rating number for the same fuel that had higher numbers before. The FTC's Handling of Puffery and Other Selling Claims Made "By Implication" Ivan L. You might be remembering the old Sunoco Grades (190, 220, 240 and 260), that did change in octane value over time, but the octane value was always determined the same way. If it isn't the same it is very similiar. Buying a higher octane for a $20-50K motor is the cheapest insurance available. Anybody ever tried Sunoco 260 GT 100 Octane? I just located some 100 octane gasoline at a local Sunoco station. First, some data about the Sunoco CAM2 fuels from their literature: SUNCO Fuel Color Research Octane Motor Octane (R+M)/2 Specific Gravity Reid Vapor Pressure Distallation Temp, deg F Initial 10% 50% Final. For those who want to find your nearest 100 octane gas station go to Sunoco, Inc. When a motorist stopped at a Sunoco station, he/she called out a specific number from 200-240 or 260, and the Sunoco attendant filled the vehicle with the gasoline that went along with that particular number. There's certainly something to be said about the extra 4 points of octane as well, but tune unchanged, the 260+ agrees with these motors, IME. There is also Sunoco 260 GTX available at the pump, as well as in the pail along with a ton of other more exotic blends for the more discerning connoisseur. As the new official fuel of NASCAR, Sunoco Green E15, will replace the current 98-octane 260 GTX unleaded racing fuel in use now. But no dealer wants their octane-savvy customers to be disappointed by the quality of the lower octane fuel that their owner's manuals tell them to use. Sun's ads represented directly and by implication that “Sunoco 260” provided more engine power than lower octane gasoline and that using Sunoco's special “blending” pump would allow consumers to enjoy such engine power benefits even if they blended a small amount of “260” with a greater amount of lower octane gasoline. on the weekends nothing but Sunoco 260. It bumps-up my mileage enough to more than cover the higher cost. The problem I am having is finding a decent octane level of fuel that doesn't have alcohol in it. Last year's RR spec fuel was Sunoco 260, which is a non-oxygenated 98 octane race fuel. international-feul-quality-standards. In other parts of the world, it’s not uncommon to advertise fuel using only one or the other, more commonly the research octane number (RON). Hyundai provides two horsepower ratings based on regular and premium fuel. The Windsor block was bored out to 260 cid midyear in 1962 and again, to 289 cubes, midway in 1963. (R+M)/2 is the convention. 5 million miles of competition and over 1,300 victories in NASCAR alone. For example, Sunocco 260 GTX is 98 octane unleaded and is non-oxygenated. In reply to # 1226038 by wildwood I don't know how old most of the members here are but i remember taking my super sport to the local Hess Station just to fill up on Hess 102 octane @ 34 cents a gal. 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. Crude oil prices are headed to $70 per barrel. Our motors are built the same, but they are mapped to optimize the fuel we use. Most sites just talking about fuel prices, not. Sunoco 260 GTX is the spec fuel for AMA Pro Racing. Note that the Oliver 1800 gas holds the record for being the most efficient gas tractor ever tested at Nebraska. 5 million miles of competition and over 1,300 victories in NASCAR alone. In reply to # 1226038 by wildwood I don't know how old most of the members here are but i remember taking my super sport to the local Hess Station just to fill up on Hess 102 octane @ 34 cents a gal. Ethanol raises the octane rating- lower energy content than gasoline, but higher octane rating. The specialized NASCAR fuel is Sunoco Green E15, a 98 octane, unleaded fuel blend specifically engineered for high-performance engines and race cars. I just remember to avoid the 100 octane. Everyone in the world still uses that scale except for the US and Canada. Sunoco 260 GT™ 100, which has the highest octane rating of any street legal fuel, is now available at selected retail locations. Sunoco Standard is designed for compression ratios up to about 13:1 in conventional small block v8s, and combustion chambers. When i went to the track i put in 100 octane sunoco and disconnected the battery for a bit, let it idle for a few mins then left. Octane stability is greatly affected by the storage conditions. The higher octane fuel does burn a bit slower tho. 87 BP, Sunoco, or Shell (no off-brands) Town 15, HWY 19, Mix 17 on a full tank, running close to 350 at fill up 93 BP, Sunoco, or Shell Town 15, HWY 21 @ 70-75 cruise control, mix 20 on tank, running to 410 miels max at fill up. Leonard was the first refiner to offer a 96-octane super-premium grade (in 1953) and by 1957, they were producing a 105-octane grade. US Octane VS Other countries Octane Ratings | HondaSwap. This fuel is sanctioned by: INDYCAR Series. Re: Original owner Sunoco station In Michigan in the old days they used to have the dial click thing on the side to dial your octane (I never believed that thing really worked though) - what they called 190 was the cheap stuff and 260 was premium. Which means the engine can have a higher compression ratio and or more supercharge pressure. t lie is \\. Now I have to run race fuel of 100+ octane motor rating. Sunoco 260 was unblended and was the highest octane at the pump. C3 Corvette Forum › Tech/Performance/Info › Tech & Performance › High Octane Racing Fuel's gas was 40 plus years ago when sunoco was selling 260. Whether You Use Methanol for Drag Racing, Indy or CART Racing, Sprint Car, Late Model. Under no circumstances should regular gasoline be used. I only "use the recommended octane rating or higher". Today, Sunoco distributes fuel to 9,200 convenience stores, independent dealers, commercial customers and distributors in more than 30 states. And the price at which I. dyno testing and new tires mileage went up to a consistent 12-13MPG and I was able to use a lower rated fuel. Sunoco 260, Esso Extra, Chevron Custom Supreme, Super Shell, Texaco Sky Chief, Phillips 66 Flite Fuel, Amoco Super Premium, Gulf No-nox); however, following the passage of the Clean Air Act of 1970, octane ratings were lowered to 91-due in part to the removal of tetraethyllead as a. In the early 1900's chemists learned that they could control detonation and pre-ignition easily and inexpensively by blending in varying amounts of "tetra-ethyl lead". Sunoco 260 GTX 98 Octane, Unleaded Racing Fuel in 54 Gallon Drums is a high octane fuel that is still Oxygen and Ethanol Free. I shouldn't have brought up octane as a category, since I'm about the only one who doesn't believe in the octane rating making much of a difference either way. The octane rating of gasoline is a measurement of performance. The MOR is only 96, whereas Sunoco Purple or VP C12 is 104. I wasn't driving in 1967, but I think that most "premium" fuel was 95 octane, and Sunoco 260 ("Sunoco 260 action. It's listed on their site as a street-legal unleaded racing fuel. ’ The octane requirement of an engine varies with compression ratio, geometrical and mechanical considerations, and operating conditions. Prior to the oil embargo, 100-octane fuel was common (e. For example, Sunoco 260 was once 97. ' The octane requirement of an engine varies with compression ratio, geometrical and mechanical considerations, and operating conditions. It's tied to that one word you used, though; Controlled. Now I have to run race fuel of 100+ octane motor rating. No suitable low octane gas was available therefore scientific heptane was mixed with Exxon regular in order to provide a low octane gas of 87. The 260+, when tuned, really makes the motors sing when compared to VP's 100 (no 02) gas. Don't know how they get away with not including this on their MSDS. 99% Racing Methanol - M 1. Like I said, pixie dust As for the knock strategy, like I said; it's terrible. History on the piece: Sunoco introduced "custom blending" gas pumps in 1956, allowing customers to choose from several octane ratings through a single pump. [citation needed] Sunoco stations offered as many as eight grades of "Custom Blended" gasolines from its "Dial A Grade" pumps ranging from subregular Sunoco 190 to Sunoco 260, the latter a super-premium grade of 102 octane that was advertised as the "highest octane pump gas" and very popular with operators of V8-powered Muscle Cars of the 1960s. $12 bucks isn't a worth. Good marketing trick at the time. 12-16 ounces will only raise octane 2-3 *points*, I.