Get the Most
Engine for Your Money
The Penn Yan Aero
Overhaul is Second to None
How to Fall in Love with Your 172 Again
Upgrade Your 172 I, K, L, M, N, or P
Land and/or Sea Plane to 180 Horsepower
Penn Yan Aero's legendary SuperHawk STC
is one of the best investments you can make in your 172.