What is the difference between 915 iS and 916iS?
What is the difference between 915 iS and 916iS? The 915iS produces 141 horsepower at takeoff and costs around $43,700, with a 1,200-hour time between overhaul. The 916iS delivers 160 horsepower at takeoff and costs… What is the difference between 915 iS and 916iS?