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1979 Mooney M20K 231 ModifiedSingle-Engine Piston Aircraft • Weston, FL, USA

This 1979 Mooney M20K 231 Modified (N231ND) presents a well-maintained airframe with 2,184 total hours and significant performance upgrades. The aircraft features a TIO-360-LB1B engine modification with 451 hours SMOH by Certified Engines Unlimited, paired with a 451-hour SNEW propeller. The panel has been completely upgraded with dual Garmin 430 WAAS GPS units coupled to a G600 glass display and a GFC 200 autopilot, making it fully IFR-capable. The desirable intercooler STC modification enhances engine cooling, while an engine monitoring system with fuel computer provides precise performance tracking.

With only 370 hours since its major...

Year
1979
Make
Mooney
Series
M20K
Model
M20K 231 Modified
Tail #
N231ND
Serial #
25-0207

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Specifications

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

Hours, Logs & Inspections

Total Time
2,184 hrs
Engine 1 Time
451 hrs (SMOH)
Prop 1 Time
451 hrs (SNEW)

Avionics

GPS

Garmin GNS 430W - Dual WAAS GPS Receivers

PFD

Garmin G600 - Glass Panel

Autopilot

Garmin GFC 200 - GFC Autopilot

EMS/EIS

Engine Monitoring System with Fuel Computer

Weather

XW Weather Displays on G500 Glass

Additional Equipment

Intercooler

Engine Intercooler STC Modification

Lighting

LED Lighting and Wing Tip Recognition Lighting, LED Panel Lighting

Interior & Exterior

Interior Notes
Updated Interior
Exterior Notes
Updated Paint

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
TIO-360-LB1B

Asking Price

$181,700

Aircraft Location

Weston, FL, USA

Listing Details

Used
For Sale

Price History

Jul 4, 2025: $181,700 - trade-a-plane

Contact Seller

First Seen: Jul 4, 2025

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Asking Price

$181,700