Frequently Asked Questions

• Alcohol Testing
• Is the EAA alcohol tester accurate if the result is less than 10% ethanol?
• Detonation, AKI and octane number
• Engine Overhaul - Major or Top
• FAA Statement on Auto Fuel
• Fueling safety
• My airframe/engine isn't on EAA's list. What do I do?
• Is it all right to mix aviation gasoline and automobile gasoline?
• Is vapor lock a problem with unleaded auto gasoline?
• Why are two STC's necessary or my aircraft?
• What is the history of state exemptions for aircraft that need ethanol-free autofuel?