Can you blend fuels to get the right mix of octane?

By Colin Wood
Jul 21, 2021 | Sunoco, fuel, gasoline

What do you do when you need a specific octane fuel, but off-the-shelf options are limited or nonexistent?

Sunoco technical specialist Zachary Santner has an easy solution: just blend two fuels to get the right one for your application.

Read more about how to get the right mix by blending fuels over on Classic Motorsports.

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View comments on the GRM forums
Carbon (Forum Supporter)
Carbon (Forum Supporter) UberDork
7/20/21 8:28 p.m.

I like to blend the highest octane that I can afford, with lots of boost and timing. 

bentwrench SuperDork
7/20/21 9:34 p.m.

Bathtub chemistry

chaparral Dork
7/21/21 8:56 a.m.

A good mix for most applications is E30. That's two parts E10 gasoline to one part E85. 

Made using 93 octane E10, it yields 98 AKI - 103 RON. 


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