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1973 Cessna 421BMulti-Engine Piston Aircraft • Stockton, CA, USA

This 1973 Cessna 421B, registration N477MG (serial number 421B-0477), is an attractive, well-equipped, and well-maintained example of the pressurized piston twin. The airframe has accumulated 8,901 total hours since new, and both engines are factory remanufactured Teledyne Continental Motors GTSIO-520-C-C-H units producing 375 HP each, with 1,600-hour TBOs. Each engine has 540 hours since factory remanufacture and just 34 hours since conversion to the C-C-H configuration by Certified Engines Unlimited in December 2024. Notably, both engines were involved in a prop strike on 10/30/2018 at 506.2 SFRM and were subsequently repaired. The...

Year
1973
Make
Cessna
Series
421 Golden Eagle
Model
421B
Tail #
N477MG
Serial #
421B-0477

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Specifications

Category
Multi-Engine Piston
Intended Use
Business, Passenger
Useful Load
2,299.4 lbs
Seats
7

Hours, Logs & Inspections

Total Time
8,901 hrs
Engine 1 Time
540 hrs
Engine 2 Time
540 hrs
Prop 1 Time
827 hrs (SOH)
Prop 2 Time
827 hrs (SOH)
Logbook Status
All Original And Complete Airframe And Engine Logbooks; Propeller Logbooks Start With Overhauls At 10/12/2008
Inspection Status
Annual Inspection Due By 05/01/2027; Ifr Recertification Due By 06/30/2027; Elt Battery Replacement Next Due By 06/30/2029; Oxygen Cylinder Hydrostatic Test Due 11/30/2026

Avionics

GPS

Garmin GNS 530W - Gns Waas Gps/Nav/Com

Comms

Garmin GNC 255A - Gnc Nav/Com

AP

S-Tec 3100 - Autopilot/Flight System With Trim Module, Altitude Hold, Alerter, Yaw Damper And Fiki Option Kit

Audio

Garmin GMA 345 - Gma Bluetooth Audio Panel With 3Lmb

ADSB

Garmin GTX 345 - Gtx Ads-B In/Out

PFD

Garmin G600 TXi - System

mfds

Garmin G600 TXi - System (Pfd And Mfd Not But Dual

EMS

JPI EDM 790 - Jpi Edm Color Engine Analyzer

Additional Equipment

Air Conditioning

J. B. Systems - J. B. Freon Air Conditioning System Installed 10/12/1973 Per Stc A7Ce

Battery

Concord RG24-20 - New Battery Installed

Exhaust System

Overhauled Left Engine Outboard Exhaust Assembly Installed 05/07/2024

Ice Protection

SMR Technologies Ice Shield - Smr Boots Installed On Left And Right Inboard Wings, Left And Right Horizontal Stabilizers 05/07/2024 Per Stc Sa02003Ny, Deicing Boots (Condition 7 Out Of 10) And Hot Props

Engine Starter

Hartzell - Right Engine Overhauled Starter Installed 09/08/2022

Lighting

Whelen - Led Landing, Taxi Lights Installed 07/07/2022; Led Wingtip, Lower Fuselage, Tail Cone And Top Rudder Strobe, Nav And Anti-Collision Lights Installed 04/22/2022

Windshield

Lee Aerospace - Refurbished Cabin Windows And Installed New Right Windshield, Right Cockpit Side Window, And Storm Windows 12/17/2021; Heated Pilot Windshield; Cessna Service Kit Sk421-119B1 And -119B2 Glass D.C. Windshield Installed 03/17/1989

Vortex Generators

Micro Aerodynamics - Wing And Rudder Vortex Generators And Left And Right Engine Strakes Installed 03/16/2023 Per Stc Sa00514Se

Pressurization

Pressurized Yes; Pressurization System Door Seals And Ducts Replaced, Dump, Outflow And Safety Valves Serviced 07/14/2023

Oxygen System

Oxygen System Yes

Emergency Locator Transmitter (ELT)

ACK - Ack Elt With Panel Mounted Switch And Indicator

Interior & Exterior

Interior Rating
7/10
Interior Year
2015
Paint Rating
6/10
Paint Year
2015
Interior Notes
Interior Refurbished In 2015. Cabin Entryway Light; Beige Leather Headliner; Beige Leather Window Trim; Beige And Dark Beige Leather Side Panels; Fully Articulating Pilot And Copilot Beige Leather Seats With Sheepskin Inserts, Stowable Center Armrests, Shoulder Harnesses And Lap Belts; Four Place Club Beige Leather Seats With Headrests, Stowable Center Armrests And Lap Belts; Aft Cabin Beige Leather Belted Lav Seat; Right And Left Side Cabin Stowable Dark Wood Executive Writing Tables With Dual Cup Holders; Dark Beige Tweed Floor Carpeting With Tweed Carpeting Runners; Cockpit Overhead Air Conditioning Vents; Overhead Speaker; Cabin Overhead Individual Air Conditioning Vents And Spot Lights; Aft Cabin Cargo/Baggage Area; Lavatory Yes
Exterior Notes
Aircraft Refinished In 2015. Overall White With Gray, Black And Silver Trim And Accents; Engine Nacelle Lockers

Engine & Propeller

Engine Type
Piston
Engine Count
2
Engine Make
Teledyne Continental Motors
Engine Model
GTSIO-520-C-C-H
Engine Power
375 HP
Propeller Model
McCauley 3AF37C516/G90LFB-0

Asking Price

$329,000

Aircraft Location

Stockton, CA, USA

Listing Details

Used
For Sale

Price History

Jul 13, 2026: $329,000(-$20,500) - controller

Jun 5, 2025: $349,500 - trade-a-plane

May 30, 2025: $349,500(-$100,500) - controller

+1 more price changes

Contact Seller

First Seen: Apr 20, 2025

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Asking Price

$329,000