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Multi-Engine Piston

1977 CESSNA 421C

🕒 Listed 2 months ago
$550,000
fyiEstimate $409,000–$419,000 ⓘ How this estimate is built

Starts from the median asking price of 64 comparable Cessna 421C listings ($440,000), then adjusts for:

  • Year -2 vs comparable listings -3.0%
  • Airframe time -1,056 hr vs comps +2.1%
  • Engine time +934 hr vs comps -13.1%
  • Garmin GTN 750 (36% of comps) +12.8%
  • Autopilot (69% of comps) +0.9%
  • ADS-B (61% of comps) +1.0%
  • Market supply: 68 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.

1977
5,151 hrs
N100L ✈ Flight Tracking
Sep 18, 2026 (31 days ago)
421C-0313
CONTINENTAL GTSIO520L
2
HARTZELL
—
Cozumel Leasing LLC
Per the FAA aircraft registry (public record)

Overview

Make / ModelCessna 421C
TypeMulti-Engine Piston
Airframe time5,151 hrs
Engine time1,675 SNEW
Avionics / GPSGarmin GTN 750
Avionics / Primary flight displayGARMIN GI 275, GARMIN G600
Avionics / AutopilotS-Tec 3100
Avionics / Weather radarGWX-70
Avionics / Traffic (TCAS / TAS)TCAS, GTS-825
Avionics / Radar altimeterKRA-405
Avionics / Datalink weatherGDL-69
Avionics / Audio panelGMA-347
InspectionAnnual
Garmin GPS Autopilot ADS-B

Description

NEW TO MARKET!! This turn-key 421C is ready for it’s next mission, with an upgraded glass Garmin panel featuring Garmin 600TXI coupled to dual Garmin 750’s this aircraft has the latest & greatest tech. Additionally, the aircraft will be delivered with a freshly overhauled RH RAM engine & plenty of time remaining on the LH engine. Fresh annual completed in April of this year, for more information please contact Mike Milanovic at International Aircraft Marketing & Sales.

Modifications

ADSB-Out WAAS GPS Steering Garmin Flight Stream 510 Garmin GDL-69 Heated Glass Windshield Dual Wing Locker Fuel Tanks Hartzell Wide-Chord 3-Blade Heated Fuel Manifolds Vortex Generators AFT Body Strakes Garmin GI-275 JPI EDM-960 Altitude Warning Preselector Garmin GMA-347 XM Weather Datalink Speed Brakes FIKI Ice/Protection EZ Heat 540 Engine Preheater 5.0 PSI Cabin Pressurization Gross Weight Increase Ground Service Plug Receptacle

Avionics

Autopilot: S-Tec 3100 (Digital) Communication Radios: Dual GTN-750 EFIS: Aspen PFD-1000 2-Tube; Garmin G600TXI GPS: Dual Garmin GTN-750 Navigation Radios: Dual Garmin GTN-750 Stormscope: L3 WX-500 TCAS: Garmin GTS-825 Transponder: Garmin GTC-33ES Weather Radar: Garmin GWX-70 12-Inch Radar Altimeter: Bendix/King KRA-405

Service Difficulty Reports (SDRs)

Checking FAA service difficulty reports…

Airworthiness Directives (ADs)

Checking airworthiness directives…

How this aircraft compares

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

Price

88th pct
$130k$825kThis aircraft · $550k

$550k · 88th percentile of 64 listings

Airframe time

37th pct
2,56010,050This aircraft · 5,151

5,151 hours total (TTAF) · 37th percentile of 67 listings

Engine time (Engine 1)

97th pct
14,120This aircraft · 1,675

1,675 hours since new · 97th percentile of 65 listings

Engine time (Engine 2)

98th pct
18,328This aircraft · 1,675

1,675 hours since new · 98th percentile of 65 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

Year1977
ManufacturerCESSNA
Model421C
Serial Number421C-0313
Registration #N100L
ConditionUsed

Airframe

Total Time5,151

Engine 1

Engine 1 Make/ModelCONTINENTAL GTSIO520L
Engine 1 Serial Number239081R
Engine 1 Time1,675 SNEW
Engine 1 TBO1600

Engine 2

Engine 2 Make/ModelCONTINENTAL GTSIO520L
Engine 2 Serial Number608779R
Engine 2 Time1,675 SNEW
Engine 2 TBO1600

Props

Prop 1 ManufacturerHARTZELL
Prop 1 Time1675 SNEW
Prop 2 ManufacturerHARTZELL
Prop 2 Time1675 SNEW

Avionics

Avionics/RadiosAutopilot: S-Tec 3100 (Digital) Communication Radios: Dual GTN-750 EFIS: Aspen PFD-1000 2-Tube; Garmin G600TXI GPS: Dual Garmin GTN-750 Navigation Radios: Dual Garmin GTN-750 Stormscope: L3 WX-500 TCAS: Garmin GTS-825 Transponder: Garmin GTC-33ES Weather Radar: Garmin GWX-70 12-Inch Radar Altimeter: Bendix/King KRA-405

Additional Equipment

Additional EquipmentADSB-Out WAAS GPS Steering Garmin Flight Stream 510 Garmin GDL-69 Heated Glass Windshield Dual Wing Locker Fuel Tanks Hartzell Wide-Chord 3-Blade Heated Fuel Manifolds Vortex Generators AFT Body Strakes Garmin GI-275 JPI EDM-960 Altitude Warning Preselector Garmin GMA-347 XM Weather Datalink Speed Brakes FIKI Ice/Protection EZ Heat 540 Engine Preheater 5.0 PSI Cabin Pressurization Gross Weight Increase Ground Service Plug Receptacle

Interior

Number of Seats7

Exterior

Year Painted2017

Inspection Status

Inspection StatusFresh Annual 04/2026

Operating costs & specifications — Cessna 421

Typical model-level figures for the Cessna 421 (not this specific airframe).

$59,467annual budget · 72 hrs/yr
$475variable cost / hour
$2.14cost per nm
47.0gph fuel burn
$274,332avg pre-owned asking fyiEstimate  $409,000–$419,000

Performance & dimensions

Range826 nm
Cruise speed222 kts · 255 mph
Takeoff / landing2012.0 / 1045.0

About this plane

Twin engine piston aircraft with retractable landing gear. The 421 seats up to 6 passengers plus 1 pilot.

Range from base

Still-air range ring — type an aircraft to change it. Compare aircraft on the Range tool ›

Last flight

Actual flight path from FlightAware for N100L. More flight tracking ›