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1974 Cessna 421BMulti-Engine Piston Aircraft • Tulsa, OK, USA

This 1974 Cessna 421B (N1557G) presents a well-maintained twin-engine aircraft with 8,143 total hours, featuring RAM-upgraded Continental GTSIO-520-H engines producing 375 HP each. The left engine shows 1,290 SMOH (December 2010) while the right has 520 SMOH (April 2014), both with 1,600-hour TBOs. The McCauley three-blade constant-speed hot props each have 2,291 hours since overhaul. The aircraft boasts a comprehensive avionics suite including dual Garmin WAAS units (530W/430W), GTX-345 ADS-B In/Out, King slaved HSI, and Bendix autopilot, making it fully IFR-capable.

The airframe features notable upgrades including Micro Aerodynamics...

Year: 1974

Make: Cessna

Series: 421

Model: 421B

Tail #: N1557G

Serial #: 421B0653

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Specifications

Category: Multi-Engine Piston

Intended Use: Business, Passenger

Flight Rules: IFR

Useful Load: 2,247.08 lbs

Seats: 8

Hours, Logs & Inspections

Total Time: 8,143 hrs

Engine 1 Time: 1,290 hrs (SMOH)

Engine 2 Time: 520 hrs (SMOH)

Prop 1 Time: 2,291 hrs (SOH)

Prop 2 Time: 2,291 hrs (SOH)

Logbook Status: All Logs Complete Since New. No Damage History. Annual Inspection next due: December 1, 2025

Inspection Status: Airworthy. Annual Inspection next due: December 1, 2025

Avionics

GPS

Garmin GNS 530W - WAAS-IFR GPS-Com w/ ILS, LPV, Terrain Avoidance, and Large Color Moving Map Screen, WAAS-IFR GPS-Com w/ 2nd ILS, LPV, Terrain Avoidance and Color Moving Map

Audio

Garmin GMA 340 - Audio Panel w/ 3-Light Marker Beacons, and 4-Place Stereo Intercom System

Bendix FCS 810 - Automatic Flight Control System

ADS-B Out

Garmin GTX 345 - Digital Bluetooth Mode-S Transponder w/ ADS-B Out

ADS-B In

Garmin GTX 345 - Digital Bluetooth Mode-S Transponder w/ ADS-B Out

PFD

King HSI - Slaved HSI

Comms

Garmin GMA 340 - Audio Panel w/ 3-Light Marker Beacons, and 4-Place Stereo Intercom System

Weather

King KRA 10 - Radar Altimeter

Additional Equipment

Air Conditioning

Keith Products Freon Air-Conditioning (STC # SA8RM)

De-Ice System

Pneumatic De-Ice Boots on Wing and Tail Leading Edge Surfaces

Fuel System

Long Range Fuel - each Main Tank 50 Gal, each Aux Tank 48 Gal, each Wing Locker Tank 26 Gal - Total of 248 Gallons

Fuel Monitoring

Shadin 'Digi-Flo' Digital Fuel Flow Computer

Lighting

Wingtip-mounted LED Recognition Lights, LED nav/strobes

Storage

Nose Baggage Compartment, Aft Baggage Storage Area, Wing Storage Lockers

USB Charging

Dual USB Charging Ports in Main Cabin

Oxygen System

11 Cubic Ft Oxygen System

Fuel Flow Computer

Shadin 'Digi-Flo' Digital Fuel Flow Computer

Exterior Lights

Wingtip-mounted LED Recognition Lights

Interior Features

Dual USB Charging Ports in Main Cabin

Interior & Exterior

Interior Rating: 7/10

Interior Year: 2000

Paint Rating: 8/10

Paint Year: 2009

Interior Notes: Professionally installed custom interior by Walker Aircraft Interiors of San Antonio, TX in December 2000. Douglass Leather LL3802 'Cold Stream' Light Gray Leather seat upholstery. AC Belts #17 Gray seatbelt webbing. Coral/Chicago 'Snow Mass' window curtains. AIP/Eagle/Flint #33 carpeting. All materials meet or exceed FAR 25.853(b) burn test requirements. Executive 4-Place Club Seating with Writing Table. Two additional aft passenger seats. Aft Cabin Refreshment Center with storage cabinet and ice chest. Rear belted Potty Seat. Very good condition.

Exterior Notes: Professionally stripped, etched, alodine primed and painted in March 2009 by Master Aircraft Services of Wickenburg, Arizona. All flight controls were removed, checked, statically balanced, and re-installed. Upper Base: Jet Glo 570535 'Matterhorn White' Lower Base: Acry Glo W08456 'Cranberry Craze' Accent: Acry Glo W-20501 'Thunerstorm Gray' Accent: Jet Glo U01955 'Black' Gorgeous paint scheme. Always hangared. Excellent condition.