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In the November Issue | Fuel Tips

What happens to gasoline as it ages? Find out in the next issue of Grassroots Motorsports Magazine.

Sunoco articles

Podcast: Fuel Tips: Ethanol or Not?

We share the details on ethanol and whether or not it adds any benefits.

News and Notes: Fuel Tips: The Science of High Octane Fuel

We briefly discuss the science behind high octane fuels.

News and Notes: Fuel Tips: What is Specific Gravity?

We discuss specific gravity and what it means.

Features: Fuel Tips: 91 vs. 93

The western half of the country usually only have access to 91-octane fuel, while 93 octane is fairly common in the eastern half. An engine can be tuned to make more power on 93-octane fuel than 91.

Features: Fuel Tips: What's Really in That Additive?

How do you know what’s really in those fuel additives at every auto parts store?

Features: Fuel Tips: Why Not Methanol?

Running methanol as a fuel sounds great–even more performance potential at a lower price. But, first, some considerations.

Shop Work: Fuel Tips: Lawn and Garden Equipment Needs the Proper Fuel, Too

Like our performance cars, the small engines in lawn equipment can have special fuel requirements. A biggie that helps small engine performance: Fuel that is free from moisture.

News and Notes: Fuel Tips: What to Feed a Rotary Engine?

Considering how unique the rotary engine is, we reached out to see which fuel is best for getting the most power and longevity out the engine.

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