Post Tagged with: "fuel"


Mailbag: Explaining Gasoline Octane Ratings

Q: What do the different gasoline octane ratings mean? … A: The octane rating measures the performance of a particular fuel blend. The higher the number, the more compression it […]

Oldsmobile F85 Race Car
How Tos

Race Consumables: A Checklist of Fluids for Your Next Trip to the Race Track

Presuming you’re the type of person who doesn’t enjoy excruciating muscle cramps, you probably make a point to hydrate before going on a long run, a bike ride, or engaging […]

E85 corrosion test
Tech Articles

Ask Away! with Jeff Smith: E85 Pump-Gas Additives—Not Ethanol—Cause Corrosion

Hi, I was wondering if you could help answer a few questions and doubts I have about moving forward with my E85 build. I know there’s a lot of hype […]

LS Motor with Fuel Return
Tech Articles

Return or Returnless: Which Fuel System is Right for You? (Video)

Returnless fuel systems are becoming more common in new vehicles. As we learned in a recent Jeff Smith Ask Away! column, the increased use is due in part to tightening federal […]

Q&A / Tech

Mailbag: What is Compression and How Does it Relate to Octane?

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we discuss the basics of compression and how it relates to your fuel octane. […]