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1981 Mooney M20K 231Single-Engine Piston Aircraft • Lago Vista, TX, USA

This 1981 Mooney M20K 231, registered as N1156G (serial number 25-0639), is a testament to diligent ownership and factory-level care, currently offered with a sale pending. Total time on the airframe stands at 1,984 hours since new, with the Continental TSIO-360LB8B engine having just 490 hours since a factory overhaul to new limits, installed in 2000. The McCauley two-blade propeller was overhauled in 2025 by Jordan Propeller in San Antonio, showing only 6 hours since overhaul. Maintained for many years by Dugosh in Kerrville, Texas—the home of the Mooney factory—the aircraft is described as one of the cleanest airframes for its year, with...

Year
1981
Make
Mooney
Series
M20
Model
M20K 231
Tail #
N1156G
Serial #
25-0639

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Specifications

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

Hours, Logs & Inspections

Total Time
1,984 hrs
Engine 1 Time
491 hrs
Prop 1 Time
6 hrs (SPOH)
Logbook Status
Complete logbooks and records
Inspection Status
Annual Just Done: June 2026 - Last One May 2025. IFR Certification Due (Expired 3/26) - Planned In June.

Avionics

GPS

Garmin GNS 530W - GPS/NAV/COM Screen Nearly Perfect

Comms

Garmin GNS 530W - GPS/NAV/COM Screen Nearly Perfect; Nav/Com

AP

Century 41 - Autopilot

Audio

King Audio Panel

ADSB

Garmin GTX 335 - Transponder

Additional Equipment

Speed Brakes

Heated Propeller

Oxygen System

Built-in Oxygen system (4-place)

Wastegate System

Merlyn Wastegate - System

Electric Trim

Fuel Flow System

Alcor Fuel Flow - system

Visors

Rosen Visors

Merlyn Wastegate System

Merlyn Wastegate - system

Rosen Visors

Propeller

Heated propeller

Wastegate

Merlyn Wastegate - system

Interior & Exterior

Interior Rating
7/10
Interior Year
1981
Paint Rating
9/10
Paint Year
1981
Interior Notes
Original blue fabric - no rips or tears - 7/10. Interior plastic shows no cracking or deformation - shoulder harnesses pilot/co-pilot
Exterior Notes
One of the cleanest airframes I have ever seen for this year of aircraft. The metal is straight and the aircraft shows like it was much newer than 1981. No known damage history.

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Make
Continental
Engine Model
TSIO-360LB8B
Engine Power
210 HP
Propeller Model
McCauley 2-blade

Asking Price

$129,900

Aircraft Location

Lago Vista, TX, USA

Listing Details

Used
For Sale

Price History

Jun 26, 2026: $129,900 - barnstormers

Jun 2, 2026: $129,900(-$30,095) - trade-a-plane

Feb 25, 2026: $159,995(-$10,000) - trade-a-plane

+1 more price changes

Contact Seller

First Seen: Oct 21, 2025

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Asking Price

$129,900