January 8, 2013
The Latest Version of the Rotax 900 Series Shows Immense Promise Nearly a year ago, one of the worst kept secrets in sport aviation finally went public. A new variant of the much used (and abused) Rotax 912 was announced... this one, fuel injected. According to Rotax sources, the Rotax 912 iS engine will deliver 38% to 70% better fuel efficiency than comparable competitive engines in the light sport, ultra-light aircraft and the general aviation industry. Mass production of the Rotax 912 iS engines started a few months later and a number are already flying over North America.
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