Power Flow Adds Airframes to Approved List
A tuned exhaust system, developed by Power Flow Systems, is now approved for installation on the Piper Cherokee 140 and on Cessna 172s equipped with 180-horsepower engines. According to Power Flow, a Cherokee powered by the 150-hp Lycoming O-320-E2A engine and fitted with the new exhaust system demonstrated a 40 percent increase in rate of […]
