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

This is a 1981 Mooney M20K 231, registration N1156K, serial number 25-0639. With just 1,984 total time on the airframe and only 491 hours since a factory overhaul on the Continental TSIO-360LB8B engine, this example offers high performance for a very competitive price. The propeller was recently overhauled in 2025 by Jordan Propeller in San Antonio, with just 6 hours since overhaul. The seller describes the aircraft as having no known damage history and being exceptionally clean, with straight metal that shows much newer than its age, crediting long-term maintenance by Dugosh in Kerrville, TX, the home of the Mooney factory. The current...

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 inspection scheduled June 2026 - last one May 2025. IFR certification due (expired 3/26)

Avionics

GPS

Garmin GNS 530W - GNS GPS/NAV/COM

Comms

King KX 155 - KX Nav/Com

AP

Century 41 - Autopilot

Audio

King Audio Panel

ADSB

Garmin GTX 335 - GTX Transponder

Additional Equipment

Speed Brakes

Heated Propeller

Oxygen System

Built-in Oxygen System - (4-place)

Wastegate

Merlyn Wastegate - System

Electric Trim

Fuel Flow System

Alcor Fuel Flow - System

Visors

Rosen Visors

Interior & Exterior

Interior Rating
7/10
Interior Year
1981
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

Engine & Propeller

Engine Type
Piston
Engine Make
Continental
Engine Model
TSIO-360LB8B
Propeller Model
McCauley 2-Blade

Asking Price

$129,900

Aircraft Location

Lago Vista , TX USA

Listing Details

Used
For Sale

Price History

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

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

Oct 21, 2025: $169,995 - trade-a-plane

Contact Seller

First Seen: Oct 21, 2025

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Asking Price

$129,900