1979 Mooney M20K 231Single-Engine Piston Aircraft • Waco, TX, USA

This 1979 Mooney M20K 231, registered as N231DB, presents as a well-maintained aircraft with a significant recent investment in its panel and systems. The airframe has a total time of 4,487 hours, with the Continental TSIO-360-LB1 engine showing approximately 1,127 hours since its complete overhaul in 2007. A major $32,000 panel upgrade in 2013 centered on a Garmin GTN 750 NAV/COM/GPS with WAAS, providing full IFR capability with ADS-B In & Out via a Garmin GTX 32 transponder and GDL 88 datalink. The avionics suite is integrated with a GMA 35 audio panel, a 7.2" multi-function display, and an Electronics International UBG-16 engine monitor....

Year: 1979

Make: Mooney

Series: M20

Model: M20K 231

Tail #: N231DB

Serial #: 25-0024

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Specifications

Category: Single-Engine Piston

Intended Use: Business, Recreational

Flight Rules: IFR

Seats: 4

Hours, Logs & Inspections

Total Time: 4,487 hrs

Engine 1 Time: 1,127 hrs (SMOH)

Prop 1 Time: 10 hrs (SMOH)

Logbook Status: Complete Logs Since New Available For Serious Buyers And Pre-purchase Inspection

Inspection Status: Annual August 2025, Aircraft Currently Airworthy Ready To Fly Today

Avionics

GPS

Garmin GTN 750 - NAV/COM/GPS w/ WAAS Glideslope

Comms

Garmin GTN 750 - NAV/COMM, NAV/COM

Century 41 - Auto Pilot with Directional Gyro and Heading Indicator Altitude Attitude Hold w/NAV/HDG/APR/REV Modes (inoperative)

Audio

Garmin GMA 35 - Remote Audio Intercom (integrated w/GTN750)

Weather

Garmin GDL 88 - WX Data-Link w/FIS-B (integrated w/GTN750)

Traffic

Garmin Active Traffic - TIS-B System (integrated w/GTN750),

ADSB

Garmin GTX 32 - Mode S Remote Transponder ADS-B Out (integrated w/GTN750 Flight Deck)

MFD

Garmin GTN 750 MFD - 7.2" High Resolution Multi-Function Display

EMS

EIS UBG-16-6 - EIS Electronics International, Inc. w/EGT/CHT/TIT/Fuel Flow

Additional Equipment

Interior

Rosen Visors - New Leather Interior 2007, Some Cracking Of Interior Window Plastic,

Exterior

Great Lakes Aero Window Replacements - Painted 2007, Fair Condition, New Side 2013, 3/16"

Lighting

Whelen Parmetheus Plus - LED Landing Beam And Taxi Spreader Lights 14V 1.2 Amps (4.38" Round), LED LED Wing Tip/Position/NAV And Strobe Lights And Tail Strobe, Bottom-Mounted Red Rotating Beacon, Internally-Lighted Instruments w/LED Flood

Tires

New Main Tires 2025

Battery

New Battery 2025, 12-Volt 15.5 Amp/Hour Battery

Propeller

Prop Overhaul 2025

Alternator

Overhaul Alternator And Drive 2025

Vacuum System

Vacuum Pump Overhaul 2025

Ignition System

LH Mag Rebuilt 2025