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Multi-Engine Piston

1979 CESSNA 421C

$465,000 fyiEstimate $426,500–$437,500 How this estimate is built

Starts from the median asking price of 56 comparable CESSNA 421C listings ($449,950), then adjusts for:

  • Airframe time +909 hr vs comps -1.8%
  • Engine time -315 hr vs comps +0.9%
  • FIKI (known-ice) (uncommon in comps) +2.0%
  • Market supply: 69 for sale of 497 FAA-registered -5.0%

Shown as a range. An estimate from asking-price comparables and FAA supply data — not an appraisal.

1979
7,144 hrs
N721HB
421C-0629
CONTINENTAL GTSIO520L
2
MCCAULEY
(DFI)
Brazilco Aviation LLC
Per the FAA aircraft registry (public record)

Overview

Make / ModelCESSNA 421C
TypeMulti-Engine Piston
Airframe time7,144 hrs
Engine time444.5 SMOH
Prop blades3
Avionics / GPSGarmin GTN 750, GTN 650
Avionics / TransponderGarmin GTX 335, Garmin GTX 345
InspectionAnnual
AirworthyYes
Garmin GPS Autopilot FIKI / known ice

Description

Turnkey and beautifully equipped, this 1979 Cessna 421C offers outstanding capability, comfort, and ramp appeal at an attractive $465,000. Featuring 375 HP Continental GTSIO-520-N engines, a freshly overhauled right prop, and a strong Garmin avionics suite with GTN 750/650, GTX 345, and S-TEC 65 autopilot, this 421C is built for serious IFR travel. Highlights include FIKI, factory A/C, spoilers, strakes, fire detection, and a sharp Matterhorn White exterior with a richly appointed 2017 interior. With a June 2025 annual just completed, this is a premium 421C that's truly ready to go. CALL, TEXT or EMAIL!

Modifications

Spoilers Strakes Fire Extinguishing and Detection System Factory Air Conditioning VGs FIKI Wheel Covers

Avionics

Garmin GTN750 Garmin GTN650 S-TEC 65 Autopilot w/ altitude preselect, VS JPI 790 Engine monitor Shadin Avionics Digital fuel flow monitor Bendix/King RDR 160 color radar Garmin GMA 340 Audio Panel Garmin GTX 345 Transponder Garmin GTX 335 Transponder Mid Continent Chronos USB and USB-C charger King KN-63 DME

How this aircraft compares

Where this CESSNA 421C lands versus other CESSNA 421C listings on fyiAero.

Price

59th pct
$197k$749kThis aircraft · $465k

$465k · 59th percentile of 56 listings

Airframe time

70th pct
2,53911,582This aircraft · 7,144

7,144 hours total (TTAF) · 70th percentile of 70 listings

Engine time (Engine 1)

29th pct
11,680This aircraft · 444

444 hours since major overhaul · 29th percentile of 68 listings

Engine time (Engine 2)

57th pct
11,675This aircraft · 706

706 hours since major overhaul · 57th percentile of 68 listings

Percentile = share of comparable listings at or below this value. Lower airframe/engine hours are generally fresher; price reflects the asking price only.

General

Year1979
ManufacturerCESSNA
Model421C
Serial Number421C-0629
Registration #N721HB
ConditionUsed
Based at(DFI)

Airframe

Total Time7,144.2
Complete LogsYes
SpeedbrakesYes
SpoilersYes

Engine 1

Engine 1 Make/ModelCONTINENTAL GTSIO520L
Engine 1 Horsepower375 HP
Engine 1 Time444.5 SMOH
Engine 1 TBO1600
Engine 1 TurbochargedYes

Engine 2

Engine 2 Make/ModelCONTINENTAL GTSIO520L2BN
Engine 2 Horsepower375 HP
Engine 2 Time706.3 SMOH

Props

Prop 1 ManufacturerMCCAULEY
Prop 1 Model3FF32C501-A
Prop 1 Time570.7 SMOH
Prop 2 ManufacturerMCCAULEY
Prop 2 Model3FF32C501-A
Prop 2 Time0 SMOH
Number of Blades3

Avionics

Primary Flight Display 1 Manufacturer/ModelGARMIN GTN 750
Multi-Function Display 1 Manufacturer/ModelGARMIN GTN 750
Multi-Function Display 2 Manufacturer/ModelGARMIN GTN 650
Transponder 1 Manufacturer/ModelGARMIN GTX345
Transponder 2 Manufacturer/ModelGARMIN GTX335
Autopilot Manufacturer/ModelS-TEC SYSTEM 65
EVSYes
Engine MonitorYes
Avionics/RadiosGarmin GTN750 Garmin GTN650 S-TEC 65 Autopilot w/ altitude preselect, VS JPI 790 Engine monitor Shadin Avionics Digital fuel flow monitor Bendix/King RDR 160 color radar Garmin GMA 340 Audio Panel Garmin GTX 345 Transponder Garmin GTX 335 Transponder Mid Continent Chronos USB and USB-C charger King KN-63 DME

Additional Equipment

PressurizedYes
Flight Into Known Icing (FIKI)Yes
Inadvertent Ice ProtectionYes
A/CYes
Additional EquipmentSpoilers Strakes Fire Extinguishing and Detection System Factory Air Conditioning VGs FIKI Wheel Covers

Modifications/Conversions

Dual Aft Body StrakesYes
Vortex GeneratorsYes

Interior

Year Interior2017
LavatoryYes

Exterior

Year Painted2005

Inspection Status

Inspection StatusAnnual done by TAS Aviation (06/2025)
AirworthyYes