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Multi-Engine Piston

1981 CESSNA 421C

$429,000 fyiEstimate $432,000–$443,000 How this estimate is built

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

  • Year +2 vs comparable listings +3.0%
  • Airframe time +1,865 hr vs comps -3.7%
  • Engine time +573 hr vs comps -1.7%
  • Garmin G600 glass (uncommon in comps) +3.0%
  • 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.

1981
8,100 hrs
N6866L
2
Bill Weedon
📍 North Kingstown, Rhode Island
Poquoy Brook Aviation LLC
Per the FAA aircraft registry (public record)

Overview

Make / ModelCESSNA 421C
TypeMulti-Engine Piston
Airframe time8,100 hrs
Engine time1,332 SMOH
Avionics / flight deckGARMIN G600
Avionics / GPSGarmin GTN 750
Avionics / TransponderGarmin GTX 345
Avionics / OtherGarmin GFC 600, Garmin GI 275, Garmin G600
ADS-BYes
InspectionAnnual
Garmin GPS Autopilot FIKI / known ice ADS-B

Description

PRICE REDUCED - Turn-key plane with latest avionics and autopilot, fresh annual, no squawks Well-maintained C421C upgraded 2023 to full Garmin glass cockpit (pilot and co-pilot), dual GTN750Txi’s, digital engine EIS, Garmin GFC600 autopilot, GTN345 ADSB in/out, XM weather. Fresh Annual 3/2026. AFTT 8100, RE 1673 SMOH, LE 1332 SMOH, Props 50/50 SMOH, Heater 75 SNEW. Engines topped w new cylinders 400 hrs ago. Runs great, no squawks. We have a slot in line at RAM for new engines when needed. This Aircraft has been maintained with an open checkbook for the past 3 years. I can deliver this aircraft anywhere in the US and happy to throw in 5-10 hours of dual (CFI/MEI/CFII). Beautiful panel obviously with the absolute top of the line avionics. Owner spent $260K on the avionics two years ago at Griffin Avionics in Hyannis, MA. Engines are at or nearing TBO but are otherwise running perfectly with no squalks. They had a "Top Overhaul" with new cylinders 400 hours ago. Compression and oil consumption are perfect. We are on the list at RAM for new engines WHEN the time comes. New exhaust. Props recently OH. Fuel system OH. Fresh annual. Hard to make a bad landing in this plane with the trailing-link gear. 176kt gear and flap speed make it easy to slow down when approaching to land. Certified for flight into known icing conditions (FIKI). Fly comfortably in the flight levels at 200+kts TAS.

Avionics

Avionics/Radios: This aircraft features the absolute best Garmin avionics including both pilot and co-pilot G600 PFD/MFD with separate and redundant ADAHRS, backup GI275 attitude indicator, GFC600 3-axis autopilot with yaw damper, dual GTN750Txi GPS navs, remote radio, remote GTX345 transponder with ADSB 1090ES in/out, Sirius XM weather and radio, digital engine instruments, Smart Glide feature, Flightstream 510 communications to upload chart updates and flight plans, remote audio panel

How this aircraft compares

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

Price

39th pct
$197k$749kThis aircraft · $429k

$429k · 39th percentile of 56 listings

Airframe time

84th pct
2,53911,582This aircraft · 8,100

8,100 hours total (TTAF) · 84th percentile of 70 listings

Engine time (Engine 1)

90th pct
11,680This aircraft · 1,332

1,332 hours since major overhaul · 90th percentile of 68 listings

Engine time (Engine 2)

99th pct
11,675This aircraft · 1,673

1,673 hours since major overhaul · 99th 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

Year1981
ManufacturerCESSNA
Model421C
ConditionUsed
Registration #N6866L

Airframe

Total Time8,100

Engine 1

Engine 1 Time1,332 SMOH
Engine 1 TBO1600

Engine 2

Engine 2 Time1,673 SMOH
Engine 2 TBO1600

Avionics

Flight Deck Manufacturer/ModelGARMIN G600
Primary Flight Display 1 Manufacturer/ModelGARMIN G600
Primary Flight Display 2 Manufacturer/ModelGARMIN G600
Multi-Function Display 1 Manufacturer/ModelGARMIN G600
Multi-Function Display 2 Manufacturer/ModelGARMIN G600
GPS 1 Manufacturer/ModelGARMIN GTN 750XI
GPS 2 Manufacturer/ModelGARMIN GTN 750XI
Transponder 1 Manufacturer/ModelGARMIN GTX345
ADS-B EquippedYes
WAASYes
LPVYes
SVTYes
Yaw DamperYes
Active TrafficYes
Engine MonitorYes
Avionics/RadiosAvionics/Radios: This aircraft features the absolute best Garmin avionics including both pilot and co-pilot G600 PFD/MFD with separate and redundant ADAHRS, backup GI275 attitude indicator, GFC600 3-axis autopilot with yaw damper, dual GTN750Txi GPS navs, remote radio, remote GTX345 transponder with ADSB 1090ES in/out, Sirius XM weather and radio, digital engine instruments, Smart Glide feature, Flightstream 510 communications to upload chart updates and flight plans, remote audio panel

Additional Equipment

WiFiYes
PressurizedYes
Oxygen SystemYes
Flight Into Known Icing (FIKI)Yes
Inadvertent Ice ProtectionYes
A/CYes

Inspection Status

Inspection StatusFresh Annual 3/2026