Fuel Factory F 109 UO Oxygenated Fuel 103 Octane – High Performance All-Purpose Race Fuel

One Fuel. Endless Applications.

Fuel Factory’s F 109 UO is one of the most versatile race fuels in the entire lineup. This unleaded, oxygenated fuel is engineered to deliver consistent performance, strong power gains, and tuning flexibility across a wide range of applications.

With a RON of 111, F 109 UO has been tested in everything from small block drag engines and NA racing setups to boosted street cars and high-horsepower builds—making it a true all-around performer.

Why Choose Fuel Factory F 109 UO?

• Extremely Versatile Fuel
  Works across naturally aspirated, boosted, and race applications
• Oxygenated for Increased Power
  Improves combustion efficiency and throttle response
• High Octane Performance
  Supports aggressive tuning and higher horsepower setups
• Proven Across Multiple Platforms
  Tested in drag racing, street performance, and NA builds
• Consistent, Reliable Results
  Stable formulation for repeatable performance

Fuel Specifications

• Fuel Type: Unleaded Oxygenated Race Fuel
• Color: Pink
• Octane (R+M)/2: 103
• Motor Octane: 96
• Research Octane: 111
• Specific Gravity: 0.734
• RVP: 6.30
• Oxygen Content: 6.75%
• Air/Fuel Ratio: 13.4:1

Ideal Applications

• Small block and big block drag racing engines
• Naturally aspirated performance builds
• Turbocharged and supercharged engines
• High horsepower street cars
• Racers looking for one versatile fuel across multiple setups

Available at Lee Motorsports

Lee Motorsports is proud to offer Fuel Factory race fuels, including F 109 UO for racers and builders who want one fuel that can handle it all. As we continue expanding our Fuel Factory lineup, more fuel options and sizes will be added.

⚠️ Important Notes

• For off-road/racing use only
• Proper tuning recommended for oxygenated fuels
• Always verify compatibility with your specific engine setup

If You’re Not Sure What to Run… This Is It

When you need a fuel that can handle multiple builds, different setups, and still deliver performance gains, F 109 UO gives you flexibility, power, and consistency in one package.