New side-by-side testing by Rotax reveals that the 912iS yields substantially better fuel economy than the company originally claimed. In this exclusive KITPLANES video, Rotax’s Alexander Mitter reveals the test details.
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Engine Update: New Life for Old Radials
Barrett Precision Engines has taken the nine-cylinder Vedeneyev M14P radial engine to a whole other level with a fuel-injection upgrade and new ignition system. By Marc Cook.
