Whadayamean Unleaded Fuel Will Trash My Valves?

Gemini Sparkle

Key Takeaways:

  • GAMI's G100UL unleaded aviation fuel has received full approval and is awaiting distribution.
  • Aircraft owners are concerned about potential valve damage, specifically valve seat recession, from using unleaded fuel, reminiscent of past issues in car engines.
  • However, analysis suggests that valve seat recession is an unlikely consequence for aircraft engines using G100UL unleaded aviation fuel.
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https://www.youtube.com/watch?v=ovJBJjZTjsk

Now that GAMI’s G100UL is fully approved and awaiting distribution, owners are hearing questions about how unleaded fuel might cause valve damage in aircraft engines. It was once a thing in car engines, but in this video, AVweb’s Paul Bertorelli examines the issues and finds valve seat recession an unlikely consequence of using unleaded aviation fuel.

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