Penn Yan Aero FAA Approve​d STCs

Penn Yan Aero has provided thousands of SuperHawk conversions to happy, satisfied customers worldwide since 1983

Improve Performance at Time of Overhaul
Penn Yan Aero recommends these time tested, FAA Approved STCs. And, the best time to add one of these STCs is at overhaul time. They’re an excellent way to improve your aircraft, add to its value, and increase your flying pleasure.

Contact us at: 800-727-7230

RAM 160

For Piper Cherokee Models PA-28-140 & PA-28-151 or Cessna 172 Models I, J, K, L, & M

Add the RAM 160 STC to your Penn Yan Aero overhaul and enjoy the benefits of 160 horsepower.

This is the least expensive horsepower increase available. 


Penn Yan Aero Conversion Warranty

Three years, 100% parts and labor or to Lycoming’s maximum recommended time between overhaul (TBO), whichever comes first; supported worldwide and transferable from one owner to another. Free round-trip shipping from and to any address in the contiguous United States as per Penn Yan Aero’s Shipping Policy.