trafficinsight
Well-Known Member
Or Rotax. They'll let you run E10, as long as the airframe manufacture approves it. Whatever ends up replacing 100LL is going to cost more and be overkill for 75% of the airplanes out there.
I was able to talk to the Swiftfuel folks at NBAA and they had a sample of their "biomass" based fuel there. It's a drop in replacement and they believe they can produce it for a price that's comparable to current 100LL prices, my response was "Not cheaper huh?