Despite the controversy, Speedway remains one of the most popular gas station chains in the country. The good news is that using a higher octane fuel in an engine that has a lower rating won't hurt the engine. There is normally a sticker on the pump to identify is ethanol is present. Average octane in 1930 was 60 RON. What is Top Tier Gas and Is It Worth It? - Autolist No, speedway gas is not a Top Tier gas. Top Tier gasoline is a designation given to gasolines that contain a higher concentration of detergent than what is required by the Environmental Protection Agency (EPA). Many stations that sell Top Tier gas will have the logo prominently displayed. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Now although I've seen Sunoco do 95 Octane for maybe a dime more than the Premium fuel, the "Racing Fuel" at this station (LukOil) was $8.99 a gallon! 91 octane premium is sold at select stations alongside 93 octane. A mix of air and fuel runs along the spark plug, then the flame will catch and expand and will eventually set the remaining air and fuel on fire. Saving money on fuel can be as simple as spending more time coasting, cleaning out your trunk, or just slowing down. We may also share information about your use of our site with our analytics partners. These numbers are determined through engine testing, resulting in two measurements: Research Octane Number (RON) and Motor Octane Number (MON). Create an account to follow your favorite communities and start taking part in conversations. Gasoline seems so simple: You pull up, you pump, you leave. In 2021, we're unfortunately seeing much higher prices, which makes it tempting to switch to a . The following link is an interesting read. My Sunoco has the best E85 in town always tests 85+ and they sell C16 from a pump as well. No, Speedway and Marathon gas is not the same. Mid-grade gas (usually 88 to 90) is a specialty gas. It's because we offer the highest quality fuel available including every grade of gasoline, diesel and kerosene. 93 is widely available in the Chicago area.
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speedway gas octane levels