1966 MD Helicopters TH55APiston Helicopter • Oconomowoc, WI, USA
This is a standout 1966 Hughes TH-55A, serial number K-516851A, based in Oconomowoc, Wisconsin and offered at $234,500. It is a fully restored U.S. Army Osage carrying Standard Airworthiness certification, and its condition is supported by a fresh annual inspection completed in February 2026. The aircraft was restoration-completed in June 2023 and debuted at EAA AirVenture 2023, where it won Best Warbird Helicopter, the Silver Wrench Award, and the Judges Choice Award.
Powered by a Lycoming HIO-360-B1A engine with just 85 hours since major overhaul, the airframe has 4,295 total hours. The main rotor blades have 300 hours since new, and the...
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Specifications
- Category
- Piston Helicopter
- Intended Use
- Classic / Antique, Military / Warbird, Training
- Flight Rules
- VFR
- Useful Load
- 610 lbs
- Seats
- 2
Hours, Logs & Inspections
- Total Time
- 4,295 hrs
- Engine 1 Time
- 85.2 hrs (SOH)
- Logbook Status
- Complete & Clean
- Inspection Status
- Last Annual Inspection February 2026
Avionics
GPS
Garmin GNC 250XL - GNC GPS VHF
Comms
Technisonic TDFM-6148 - FM Transceiver
Transponder
Garmin GTX 327 - GTX Transponder
Additional Equipment
Compass
PAI-7000 - Vertical Card Compass
Dual Controls
Heater
FACET - FACET Cabin Heater
Ground Handling Equipment
Paravion Heliporter - for ground handling
Specialty Tooling
Hughes/Schweizer Specialty Tooling
Interior & Exterior
- Interior Year
- 2022
- Paint Year
- 2022
- Interior Notes
- New throughout, Tech-Tool Windows, New Plane Plastic Interior Trim, Seatbelt and Shoulder Harnesses Rewebed, Inertial Reels Inspected and Serviced, All Instruments Inspected/Overhauled
- Exterior Notes
- Excellent
Engine & Propeller
- Engine Type
- Piston
- Engine Count
- 1
- Engine Model
- LYCOMING HIO-360-B1A
- Engine Power
- 180 HP
Asking Price
$234,500
Aircraft Location
Oconomowoc, WI, USA
Listing Details
- Used
- For Sale
Price History
Jun 25, 2026: $234,500 - controller
Contact Seller
Asking Price
$234,500
Aircraft Location
Oconomowoc, WI, USA
Listing Details
- Used
- For Sale
Price History
Jun 25, 2026: $234,500 - controller
Contact Seller
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Looking for more MD Helicopters TH55As?
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Looking for more MD Helicopters TH55As?
Find the perfect MD Helicopters TH55A for you. Browse over 5,000 aircraft for sale and filter by specifications, avionics, useful load, and more...
Asking Price
$234,500