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1984 Mooney M20K 231Single-Engine Piston Aircraft • Galesburg, IL, USA

This 1984 Mooney M20K 231, registered as N5766M, presents a well-equipped turbocharged platform with only 2,965 hours total time on the airframe. The engine features a recent major overhaul with just 70 hours since, paired with a 3-blade McCauley propeller that is also new with 70 hours. The aircraft is enhanced with a Turboplus intercooler system, turbocharger differential pressure control system, Precise Flight speed brakes, and a hot prop deice system. It carries a comprehensive avionics suite including a Garmin GNS 430 WAAS GPS, King KFC150 autopilot with flight director, a Garmin GTX-345 transponder, BF Goodrich WX-900 Stormscope, and...

Year
1984
Make
Mooney
Series
M20
Model
M20K 231
Tail #
N5766M
Serial #
25-0836

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Specifications

Category
Single-Engine Piston
Intended Use
Business, Recreational
Flight Rules
IFR
Seats (Stock)
4

Hours, Logs & Inspections

Total Time
2,965 hrs
Engine 1 Time
70 hrs (SMOH)
Prop 1 Time
70 hrs (SNEW)
Logbook Status
Complete Logs
Inspection Status
Annual Due: March 2026, IFR Check Due: October 2025

Avionics

GPS

Garmin GNS 430W - GNS WAAS GPS/COM/NAV

Comms

King KX 165 - NAV/Com Localizer Glideslope, KR ADF

Autopilot

King KFC 150 - Autopilot/Flight Director/Alt Preselect

Weather

BF Goodrich WX-900 - BF Stormscope,

ADS-B Out

Garmin GTX 345 - Transponder

PFD

King HSI

EMS/EIS

JPI EDM 700 - JPI EDM Engine Analyzer

Additional Equipment

Speed Brakes

Precise Flight Speed Brakes - by

Propeller

McCauley D3A32C409-C - Three Blade Propeller

Intercooler System

Turboplus Intercooler System - Inc.

Turbocharger System

Turbocharger Differential Pressure Control System

De-Ice System

Hot Prop Deice System

Oxygen System

4 Place Oxygen System

Fuel Management

SDI/Hoskins Digital Fuel Flow - by

Vacuum System

Standby Vacuum System

Intercom

Sigtronics SPA-400 - Intercom

Lighting

Strobe Lights

Interior & Exterior

Interior Year
2025
Interior Notes
New Grey Leather Seats in 2025
Exterior Notes
White and Ice Silver with Wine Pinstripe Trim, Exterior in Good Condition

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
LYCOMING
Propeller Model
McCauley D3A32C409-C

Asking Price

$164,000

Aircraft Location

Galesburg, IL, USA

Listing Details

Used
For Sale

Price History

Oct 22, 2025: $164,000(-$13,500) - controller

Oct 13, 2025: $177,500(-$7,400) - controller

Aug 22, 2025: $184,900 - trade-a-plane

+2 more price changes

Contact Seller

First Seen: Jul 22, 2025

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Asking Price

$164,000