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1979 Mooney M20K 231Single-Engine Piston Aircraft • Hayden (KCOE) , ID USA

This 1979 Mooney M20K 231, registered as N3928H, presents a compelling opportunity with low overall time of 1,650 hours on the airframe and a 570-hour engine since its major overhaul by Midwest in 2012. The aircraft has no major damage history and has been hangared for most of its life. It features a useful load of 920 pounds and is equipped with a functional IFR panel centered on dual Garmin 530 and 430 GPS units, a Garmin GTX 330 transponder for ADS-B compliance, and a Century 41 autopilot with altitude hold capable of coupling to ILS and RNAV approaches.

Recent maintenance enhances its readiness, including a fresh annual inspection...

Year
1979
Make
Mooney
Series
M20
Model
M20K 231
Tail #
N3928H
Serial #
25-0220

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Specifications

Category
Single-Engine Piston
Intended Use
Business, Recreational
Useful Load
920 lbs

Hours, Logs & Inspections

Total Time
1,650 hrs
Engine 1 Time
570 hrs (SMOH)
Logbook Status
All Logs Complete
Inspection Status
Fresh Annual December 2025

Avionics

GPS

Garmin GNS 530 - GPS, GPS

AP

Century 41 - Autopilot w/Altitude Hold coupled for ILS and RNAV

Audio

Garmin GMA 340 - Audio Panel

ADSB

Garmin GTX 330 - GTX XPNDR for ADS-B

Additional Equipment

Engine Monitor

Double cluster gauge with engine monitor

Turbo Intercooler

Overhauled/Rebuilt Turbo Intercooler in 2022

ELT

Upgraded ELT and Battery New 2025 due to AD requirement

Wing Seals

Wings re-sealed in 2025

Interior & Exterior

Interior Notes
Brown Leather - original - few tears in front seats - back seats very nice
Exterior Notes
Paint - original - chip on the cowling cosmetic only - no visible corrosion - hangared most of its life

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
TSIO-360-GB-C-LB

Asking Price

$122,000

Aircraft Location

Hayden (KCOE) , ID USA

Listing Details

Used
For Sale

Price History

Jan 24, 2026: $122,000 - trade-a-plane

Contact Seller

First Seen: Jan 24, 2026

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Asking Price

$122,000