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1983 Mooney M20K 231 ModifiedSingle-Engine Piston Aircraft • Miramar Beach, FL, USA

This 1983 Mooney M20K 231 Modified (N56829, S/N 25-0770) presents as a comprehensively upgraded example with 3,220 total airframe hours. The aircraft features a 240-hour SMOH engine and a 240-hour SNEW three-blade propeller, paired with performance-enhancing modifications including a Merlyn wastegate, turbo intercooler system, and the factory oxygen tank removed (increasing useful load to approximately 1,000 lbs). The avionics suite has been modernized with a Garmin GTN650xi, dual G5 instruments, a rebuilt King autopilot, and GTX335 transponder, with older avionics rebuilt during recent maintenance.

The aircraft underwent a gear-up landing...

Year
1983
Make
Mooney
Series
M20K
Model
M20K 231 Modified
Tail #
56829
Serial #
25-0770

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Specifications

Category
Single-Engine Piston
Intended Use
Business, Recreational
Flight Rules
IFR
Useful Load
1,000 lbs
Seats
4

Hours, Logs & Inspections

Total Time
3,220 hrs
Engine 1 Time
240 hrs (SMOH)
Prop 1 Time
240 hrs (SNEW)
Inspection Status
Plane is in annual right now.

Avionics

GPS

Garmin GTN 650xi

PFD

Garmin G5 PFD - 2

Autopilot

King Autopilot - Rebuilt auto

ADS-B Out

Garmin GTX 335 - transponder

Additional Equipment

Exhaust System

Merlyn wastegate - and

Interior & Exterior

Interior Year
2023
Paint Year
2024
Interior Notes
Custom black leather and suede interior, new insulation done with new interior.
Exterior Notes
Custom Sherwin Williams Skyscapes paint

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
TSIO-550
Propeller Model
Three blade prop

Asking Price

$185,000

Aircraft Location

Miramar Beach, FL, USA

Listing Details

Used
For Sale

Price History

Aug 15, 2025: $185,000 - trade-a-plane

Contact Seller

First Seen: Aug 15, 2025

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Asking Price

$185,000