Looking to sharpen your skill set while you’re at EAA AirVenture 2026?
Join the experts from Hartzell Propeller and fellow Signia Aerospace companies for a full week of educational forums covering everything from carbon fiber propeller engineering and aircraft propeller maintenance to aircraft preheat, engine accessories, wheels and brakes, and supplemental oxygen.
All sessions are FREE to attend and offer practical insights for aircraft owners, homebuilders, pilots, and maintenance professionals. Here’s your chance to learn from the pros, ask questions, and get helpful advice for your specific aircraft.

Registration is not required — simply join us in the indoor classroom located inside the Signia Aerospace Building at Booth 289.
9:00 a.m.
Engine Electrical System Care & Maintenance – Aircraft Starting & Charging Systems
Allen Buffkin | Hartzell Aviation
10:00 a.m.
Hartzell Props for Homebuilts
Trevor Parker | Hartzell Propeller
11:00 a.m.
Aeroshell Grease & Wheel Bearing Maintenance
Piotr Gawecki & Vern Rodgers | Cleveland Wheel & Brake Systems
12:00 p.m.
WhirlWind Ground-Adjustable Propeller Care & Maintenance
Chris White | WhirlWind Propellers
1:00 p.m.
What Every Pilot Should Know About Supplemental Oxygen
Holly Kay & Byron Peters | Precise Flight / Aerox
9:00 a.m.
Hartzell Props for Homebuilts
Trevor Parker | Hartzell Propeller
10:00 a.m.
Aircraft Preheat: Confidence Begins Before Engine Start
Diane Foote | Hartzell Preheat
11:00 a.m.
E-MAG by PowerUP
Ryan Johnson | Hartzell Aviation
12:00 p.m.
Inspection and Maintenance of Aircraft Exhaust and Engine Mounts
Charlie Feld | Hartzell Aviation
1:00 p.m.
Hartzell Global Services: Overhaul, Capabilities & Operational Support
Scott Foster | Hartzell Global Services
9:00 a.m.
Engine Turbo Charging System Overview, Care & Maintenance
Allen Buffkin | Hartzell Aviation
10:00 a.m.
WhirlWind Constant Speed Propeller Care & Maintenance
Chris White | WhirlWind Propellers
11:00 a.m.
Care and Maintenance of Cleveland Wheels & Brakes
Vern Rodgers & John Staron | Cleveland Wheel & Brake Systems
12:00 p.m.
Carbon Fiber Propeller Engineering – More Than Just “Composite”
Trevor Parker | Hartzell Propeller
1:00 p.m.
New Engine Magneto Certifications, Improved Part Approvals, Care & Maintenance
Allen Buffkin | Hartzell Aviation
9:00 a.m.
Engine Electrical System Care & Maintenance – Aircraft Starting & Charging Systems
Allen Buffkin | Hartzell Aviation
10:00 a.m.
What Every Pilot Should Know About Supplemental Oxygen
Holly Kay & Byron Peters | Precise Flight / Aerox
11:00 a.m.
Top Prop Performance Upgrades: Performance, Efficiency & Value
Beth Shaffer | Hartzell Propeller
12:00 p.m.
Inspection and Maintenance of Aircraft Exhaust and Engine Mounts
Charlie Feld | Hartzell Aviation
1:00 p.m.
Hartzell Propeller Care & Maintenance
Chris White | Hartzell Propeller
9:00 a.m.
Aircraft Preheat: Confidence Begins Before Engine Start
Glen Olin | Hartzell Preheat
10:00 a.m.
Hartzell Props for Homebuilts
Trevor Parker | Hartzell Propeller
11:00 a.m.
Who Is Hartzell Aviation MRO?
Brandon Stewart | Hartzell Aviation
12:00 p.m.
E-MAG by PowerUP
Ryan Johnson | Hartzell Aviation
1:00 p.m.
What Every Pilot Should Know About Supplemental Oxygen
Holly Kay & Byron Peters | Precise Flight / Aerox
AirVenture is the perfect place to connect with the people behind the products. Whether you’re curious about an aircraft propeller upgrade, looking for maintenance tips, or thinking about building your own airplane, our team is always here to help!
Find us in the designated Hartzell Propeller building, along with Hartzell Propeller companies WhirlWind Propellers, Reiff, and Tanis Aircraft Products. We’re ready to answer any questions and help you find the best solution for your aircraft and mission profile.