Air–fuel ratio

March 6, 2013 - 5:35pm
Robinson’s piston helicopters, like this R44, could be running on unleaded avgas in the not-too-distant future.

A day after revealing its intention to obtain approval to operate its R44 and R22 piston engine helicopters on unleaded fuel (see article on page 10), Robinson Helicopter (Booth No. C23) shared its strategy for doing so. CEO Kurt Robinson and engineering vice president Pete Riedl spelled out the steps required and the technical issues involved.

 
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