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Multi-Engine Piston

CESSNA 421C

$299,000 fyiEstimate $434,500–$445,500 How this estimate is built

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

  • Airframe time -720 hr vs comps +1.4%
  • Engine time +180 hr vs comps -0.5%
  • 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.

5,515 hrs
N421KM
421C-0006
CONTINENTAL GTSIO520L
2
MCCAULEY
PCM
Weatherproof Montana LLC
Per the FAA aircraft registry (public record)

Overview

Make / ModelCESSNA 421C
TypeMulti-Engine Piston
Airframe time5,515 hrs
Engine time939.2 SMOH
Avionics / flight deckBENDIX/KING KX165
Avionics / GPSGarmin GNS 530
Avionics / TransponderGarmin GTX330
Avionics / OtherGarmin GNS-530W
ADS-BYes
Annual1986-19
InspectionAnnual
AirworthyYes
Garmin GPS Autopilot FIKI / known ice ADS-B

Description

N421KM offers a blend of performance, equipment, and value in the pressurized twin market. With 5,515 total time, mid-time engines, and a highly desirable aerodynamic package including winglets, strakes, spoilers, and vortex generators, it’s well-suited for efficient, all-weather mission profiles. Avionics include WAAS GPS, ADS-B Out, and onboard weather radar, complemented by FIKI certification for added capability. Maintained by TAS and configured with a 7-seat interior, this aircraft presents a strong opportunity for buyers seeking a well-equipped 421C at an attractive price point.

Modifications

Engine Fire Suppression System Air conditioning upgraded to R-134A System C&D Cabin Heater LED Position Lights

Avionics

Garmin GNS 530W Nav/Com with glide slope wired to HSI and autopilot King KX-165 with 2nd VOR/glide slope not wired to HSI or autopilot Garmin GTX 330ES with ADS-B out King KWX-56 Color Radar Autopilot - originally a Golden Eagle II package; pre-select and yaw damper added Precision Engineering PMA 8000B audio panel Insight Strike Finder Shadin EDM 760 fuel monitor USB Blue Power

How this aircraft compares

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

Price

14th pct
$197k$749kThis aircraft · $299k

$299k · 14th percentile of 56 listings

Airframe time

40th pct
2,53911,582This aircraft · 5,515

5,515 hours total (TTAF) · 40th percentile of 70 listings

Engine time (Engine 1)

68th pct
11,680This aircraft · 939

939 hours since major overhaul · 68th percentile of 68 listings

Engine time (Engine 2)

79th pct
11,675This aircraft · 939

939 engine hours · 79th 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

ManufacturerCESSNA
Model421C
Serial Number421C-0006
ConditionUsed
Registration #N421KM
FlightRulesIFR
Based atPCM

Airframe

Total Time5,515
Fuel Capacity Volume206 gal
WingletsYes
SpoilersYes

Engine 1

Engine 1 Make/ModelCONTINENTAL GTSIO520L
Engine 1 Horsepower375 HP
Engine 1 Time939.2 SMOH
Engine 1 TBO1600
Engine 1 TurbochargedYes

Engine 2

Engine 2 Make/ModelCONTINENTAL GTSIO520L
Engine 2 Horsepower375 HP
Engine 2 Time939.2
Engine 2 TurbochargedYes

Props

Prop 1 ManufacturerMCCAULEY
Prop 1 Model3FF32C501-C
Prop 1 Time314.1 SMOH
Prop 2 ManufacturerMCCAULEY
Prop 2 Model3FF32C501-C
Prop 2 Time314.1 SMOH
Props SyncYes

Avionics

Flight Deck Manufacturer/ModelBENDIX/KING KX165
Multi-Function Display 1 Manufacturer/ModelGARMIN GNS530W
Transponder 1 Manufacturer/ModelGARMIN GTX330ES
Autopilot Manufacturer/ModelCESSNA 800 IFCS
ADS-B EquippedYes
Yaw DamperYes
Engine MonitorYes
Avionics/RadiosGarmin GNS 530W Nav/Com with glide slope wired to HSI and autopilot King KX-165 with 2nd VOR/glide slope not wired to HSI or autopilot Garmin GTX 330ES with ADS-B out King KWX-56 Color Radar Autopilot - originally a Golden Eagle II package; pre-select and yaw damper added Precision Engineering PMA 8000B audio panel Insight Strike Finder Shadin EDM 760 fuel monitor USB Blue Power

Additional Equipment

PressurizedYes
Flight Into Known Icing (FIKI)Yes
Inadvertent Ice ProtectionYes
A/CYes
Additional EquipmentEngine Fire Suppression System Air conditioning upgraded to R-134A System C&D Cabin Heater LED Position Lights

Modifications/Conversions

Dual Aft Body StrakesYes
Vortex GeneratorsYes

Interior

Number of Seats7
LavatoryYes
ConfigurationPassenger

Exterior

Year Painted2007

Inspection Status

Inspection StatusTAS Annual in late 2025 Missing logs from 1986-1997 (AUS)
AirworthyYes