The four-cylinder, 135-horsepower, turbocharged engine is designed to run on auto gas or aviation fuel and produce full rated power at altitudes up to 15,000 feet msl. It’s expected eventually to have a 2,000-hour time between overhauls.
Rotax engines are used on scores of aircraft models, most of them in the light sport category. The iS models are fuel injected, highly computerized, and extremely fuel efficient.
The Austrian firm is famously tight-lipped about future plans, projections, and prices. All that Becker would say about 915 iS pricing is that it is likely to be in line with the 100-hp 912 iS model upon which it is based.
“Pricing will follow the price logic of our other four-stroke engines,” he said.