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1984 Mooney M20K 305 RocketSingle-Engine Piston Aircraft • Spring Branch, TX, USA

This 1984 Mooney M20K 305 Rocket, registration N57232, presents a high-performance piston single with a total airframe time of 4,225 hours. The aircraft is distinguished by its Rocket Engineering conversion, which replaced the original engine with a 305 horsepower Continental TSIO-520-NB that has 853 hours since major overhaul. It is equipped with a 4-blade MT propeller with 195 hours since new. The panel is modernized with a Garmin GFC-500 autopilot, Garmin glass including a GI-275 EHSI and EADI, a GNC-430W GPS, and an L-3 Lynx-9000 ADS-B transponder for full IFR capability, with certifications due in June 2027. The JPI EDM-900 serves as...

Year
1984
Make
Mooney
Series
M20
Model
M20K 305 Rocket
Tail #
N57232
Serial #
25-0796

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Specifications

Category
Single-Engine Piston
Intended Use
Business, Recreational
Flight Rules
IFR

Hours, Logs & Inspections

Total Time
4,225 hrs
Engine 1 Time
853 hrs (SMOH)
Prop 1 Time
195 hrs (SNEW)
Inspection Status
Annual Inspection Due June 2026. IFR Certs Due June 2027. Good Maintenance History. Repairs after an engine failure on takeoff in 2004.

Avionics

GPS

Garmin GNC 430W - WAAS GPS Nav Com Color Map

Comms

Garmin SL 30 - Digital Nav Com 2

Autopilot

Garmin GFC 500 - Autopilot

Audio

Apollo SL 15 - Audio Panel Intercom

ADS-B Out

L-3 Lynx 9000 - ADS-B Transponder (ADS-B in and out)

ADS-B In

L-3 Lynx 9000 - ADS-B Transponder (ADS-B in and out)

PFD

Garmin GI 275 - Electronic Attitude Indicator (EADI)

MFD

Garmin GMX 200 - Multi-Function Display

EMS/EIS

JPI EDM 900 - JPI Primary Instrument

Additional Equipment

Speed Brakes

Precise Flight Speed Brakes

Fuel Tanks

Monroy Long Range Fuel Tanks

Wingtips

Aveo Engineering Wingtips - with built LED Strobes/Position Lights

Ignition System

Dual Electronic Ignition with 4-hour stand by battery

USB Ports

Stratus USB Plugs

Compass

Vertical Card Compass

Interior & Exterior

Interior Year
2005
Paint Year
2005
Interior Notes
Refurbished in 2005. Grey Leather Seats with Grey Carpets. All Royalite Plastic dyed to match interior.
Exterior Notes
Painted in 2005. White over Dark Blue with Gold Trim. Windows were all replaced prior to paint.

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
TSIO-520-NB
Engine Power
305 HP
Propeller Model
MT 4-Blade

Asking Price

$225,000

Aircraft Location

Spring Branch, TX, USA

Listing Details

Used
For Sale

Price History

Sep 22, 2025: $225,000 - controller

Contact Seller

First Seen: Sep 22, 2025

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Asking Price

$225,000