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

This 1984 Mooney M20K 305 Rocket, registered as N57232, presents a high-performance piston single with a total airframe time of 4,225 hours. The aircraft features the Rocket Engineering 'Rocket 305' conversion, which replaced the original powerplant with a 305hp Continental TSIO-520-NB engine that has 853 hours since major overhaul. This conversion, combined with the 4-blade MT propeller with 195 hours since new, enables the aircraft to achieve up to 225 knots true airspeed. The panel is equipped with modern Garmin glass including a GFC-500 autopilot, GI-275 EHSI and EADI, a GNC-430W WAAS GPS, and an L-3 Lynx-9000 ADS-B transponder for full...

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

Autopilot

Garmin GFC 500 - Autopilot

PFD

Garmin GI 275 - Electronic HSI (EHSI), Electronic Attitude Indicator (EADI)

GPS

Garmin GNC 430W - WAAS GPS Nav Com Color Map

Comms

Garmin SL 30 - Digital Nav Com #2

MFD

Garmin GMX 200 - Multi-Function Display

ADS-B Out

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

Audio

Apollo SL 15 - Audio Panel Intercom

EMS/EIS

JPI EDM 900 - JPI Primary Instrument

Additional Equipment

Speed Brakes

Precise Flight Speed Brakes

Fuel Tanks

Monroy Long Range Fuel Tanks

Ignition System

Dual Electronic Ignition with 4-hour stand by battery

Wingtips

Aveo Engineering Wingtips - Upgraded with built LED Strobes/Position Lights

USB Ports

Stratus USB Plugs

Throttle

Vernier Throttle

Compass

Vertical Card Compass

Seats

Split/Removable Back Seats (one or both back seats can be removed for more baggage space)

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