The International Cessna 170 Association

There are numerous vibrations related with aircraft engines. Everyone recognizes the dynamic and static balance. Think about the tire and weight. We put weight on the light side of propeller by various means. When we overhaul propellers we hang the propeller in a prop balancer and when the propeller...

I run a Lycoming IO-360-A36B in my 170 with a 80” propeller. This engine has the counterweighted crankshafts which eliminates the need for a prop damper used with the Hartzell top prop. There is a compromise as the engine is weightier but the weight is moved back in the direction of center CG rather...