Sunoco Supreme 112 Octane Race Fuel, 5 Gallon Pail

Sunoco Supreme 112 Octane Race Fuel, 5 Gallon Pail
Sunoco Race Fuels
40.00 LBS

Sunoco Supreme 112 Octane, Leaded Racing Fuel in 5 Gallon Pails is designed for competition engines operating over 7000 RPM.

This fuel is sanctioned by: NHRA, Trans Am Racing , American Flat Track, Florida Outlaws Racing Series, National Champion Racing Association, Midwest Latem Model Racing Association

Sunoco Supreme has a high Motor Octane rating of 109 and a fast burn speed with a specific gravity of 0.715. It is designed for compression ratios up to about 15:1 in small block V8 race engines and can withstand higher compression ratios in smaller or more efficient combustion chambers.  Supreme’s fast burn speed also makes it a popular choice for 2-stroke race engines.

Sunoco Supreme features a comprehensive additive package to enhance shelf life by improving storage stability and minimizing oxidation.  It should be stored in opaque, tightly sealed containers and kept where temperatures are stable.  Properly stored, the shelf life of Supreme is in excess of 2 years.


Color Blue
Octane (R+M)/2 112
Research Octane 115
Motor Octane 109
Specific Gravity 0.715
Weight (lbs/gallon) 6
Reid Vapor Pressure (PSI) 5.5
10% Evaporation (°F) 173
50% Evaporation (°F) 218
90% Evaporation (°F) 232
Stoichiometric Air/Fuel Ratio 15
Oxygen (weight%) 0
Ethanol (volume%) 0
H/C Ratio 2.12
Lower Heating Value (Btu/Gallon) 112,100
Lower Heating Value (Btu/Pound) 18,000
Dielectric Constant -0.07
Leaded YES

2 Reviews | Write a Review.

  • 5

    Posted by Frank on Aug 12 2021

    Extremely fast turn around......arrived in pristine condition!!!!!!!!!!!!!!!!!!!!!!!!!

  • 5
    Sunoco supreme 112 octane

    Posted by Joe on Jan 18 2021

    I use this fuel for my hobby grade RC car that has a modified 45cc 2 stroke Big Bore engine this is the best fuel for the hobby because the fuel has no ethanol. Ethanol is bad for 2-stroke engines

Winterize Your Fuel System
Octane Stability: High Octane vs Low Octane Fuels
Mixing Fuels and Calculating Octane
Race Fuel 101: Lead and Leaded Racing Fuels
Specific Gravity – What Is It And Why Does It Matter?
Fuel Metering Basics for Oxygenated Fuels
Race Fuel Storage
Beyond Octane

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