No one was expecting it, but at AirVenture 2015, Rotax introduced a new engine, the 135-hp turbocharged 915 iS. The company says it’s expected to be available by about 2017. Rotax/BRP’s Marc Becker gave a briefing on the new engine.
Don’t be intimidated by the prospect of wiring—plenty of homebuilders didn’t know how to do it when they started their projects. Get yourself the right tools, then jump in and start learning. Dave Prizio outlines the basics.