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1982 Mooney M20K 231Single-Engine Piston Aircraft • Spring Branch, TX, USA

This 1982 Mooney M20K 231, registration N668MK, presents with 2,950 hours total time on the airframe and a Continental TSIO-360LB engine showing 274 hours since major overhaul by Zephyr, including a recent top overhaul with 10 hours since completion. The aircraft has just received a new exterior paint job in a modern Matterhorn White with blue, red, and silver trim scheme. The interior features tan leather seats, with the seller noting a good amount of wear on the front seats and armrests. A full strip and reseal of all main and Monroy long-range fuel tanks was completed in October 2022 by Wet Wingologists East, carrying a 7-year...

Year
1982
Make
Mooney
Series
M20
Model
M20K 231
Tail #
N668MK
Serial #
25-0668

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Specifications

Category
Single-Engine Piston
Intended Use
Business, Recreational

Hours, Logs & Inspections

Total Time
2,950 hrs
Engine 1 Time
274 hrs (SMOH)
Inspection Status
Annual Inspection Due April 2026

Avionics

Autopilot

Garmin GFC 500 - Autopilot, 3 Servo (Includes Autotrim)

PFD

Garmin G5 PFD

MFD

Garmin MX-20 - Multifunction Display

GPS

Garmin CNX80 - (Apollo) Nav Com Approach Certified WAAS GPS Moving Map

ADS-B Out

Garmin GTX 330ES - ADSB Out with Extended Squitter (Flight above FL180) Mode S Transponder with TIS Traffic

Audio

Garmin GMA 340 - Audio Panel Intercom with Light Marker Beacon

Weather

L-3 WX-500 - Stormscope WSI Datalink Weather

Comms

King KX-165 - Digital NavComm with Glide Slope

EMS/EIS

JP Instruments EDM-800 - JP Digital and Graphic Engine Monitor

Additional Equipment

Speed Brakes

Precise Flight Speed Brakes - New Generation Electric

Fuel Tanks

Monroy Long Range Tanks - Fuel (103 Gallons Total), Complete Strip and Re-seal of All Main and Fuel in October 2022 by Wet Wingologists East (7 Year Transferrable Warranty)

Engine Injection System

GAMI Injectors - Turbo GAMIJectors

Intercooler

TurboPlus Intercooler

Pressure Controller

Merlyn Pressure Controller - Upper Deck

Fuel Computer

Shadin MiniFlo-L - Fuel Computer

Altitude Alerter

Shadin AMS-2000 - Altitude Alerter

Electrical System

BAE-14 Turboalternator - Standby Electrical System

Engine Pre-Heater

Reiff Pre-Heater - Engine

Clock

Davtron M877 - Digital Clock/Chronometer

Landing Light

RMD HID Landing Light - RMD High Intensity Discharge

Oxygen System

Built in 4-port Oxygen System

Seating

Split Fold-down Quick Remove Rear Seats

Sun Visors

Rosen Sun Visors

Cockpit Cover

Push-to-Talk

Dual Yoke-Mounted PTT

Fuel Gauges

Wing Fuel Sight Gauges

ADSB Receiver

Stratus 2S - ADSB In Receiver

Interior & Exterior

Interior Notes
Tan Leather Seats. A Good Amount of Wear on the Front Seats and Armrests.
Exterior Notes
New Paint!!! Modern 'Swoop' Scheme. Matterhorn White with Blue, Red and Silver Trim. Gorgeous.

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
TSIO-360LB
Engine Power
210 HP
Propeller Model
McCauley 3-Blade Prop

Asking Price

$185,000

Aircraft Location

Spring Branch, TX, USA

Listing Details

Used
For Sale

Price History

Sep 8, 2025: $185,000(-$10,000) - controller

Apr 20, 2025: $195,000 - controller

Contact Seller

First Seen: Apr 20, 2025

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Asking Price

$185,000