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1974 Cessna 421B

Reg # N555MY

$244,500

  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
  • 1974 Cessna 421B Photo 6
  • 1974 Cessna 421B Photo 7
  • 1974 Cessna 421B Photo 2
  • 1974 Cessna 421B Photo 3
  • 1974 Cessna 421B Photo 4
  • 1974 Cessna 421B Photo 5
 
               

AIRFRAME:

4,733 Hrs Since New 
Always Hangared and US register

ENGINE 1:
1,203 Hrs Since Major Overhaul
543 Hrs Since teardown & Inspection per Continental Service Bulletin SB 96-11

Last Compression Check Oct. 1, 2025. #1.68. #2.60. #3.60. #4.70. #6.68.
Cylinder #5 exchange with an Overhauled Cylinder from Aircraft Cylinder & Repair.

ENGINE 2:
884 Hrs Since Major Overhaul

543 Hrs Since teardown & Inspection per Continental Service Bulletin SB 96-11

Last Compression Check Oct. 1, 2025. #1.78. #2.70. #3.66. #4.78. #5.62 #6.72.

PROPELLER 1 & 2:
543 Hrs Since Factory New Propeller

MODS:
Advance Aero Safety, Inc Low Thrust Detector System per STC# SA10007NW

Robertson R/STOL kit per STC# SA18NW (Fowler Flaps, flap-actuated drooped ailerons, flap-actuated elevator trim, and anti-servo rudder trim tab) 

JB Systems Air Conditioning System per STC# SA8RM
 

AVIONICS:
Garmin GMA-340                          Audiopanel w/ 3-Light Marker Beacons 
Avydine FlightMax EX-500           Multifunction Display 
Garmin GNS-430W                      IFR Certified GPS 
Garmin GTX-330                          Digital Transponder w/ Mode S 
Century NSD-360                         Slave HSI
Cessna 400B IFCS                       Fully Couple Autopilot w/ NAV, Heading, Flight Director, Approach Mode & YAW. 
King KX-155                                 Digital NAV/COM Radio 
King KI-209                                   Secondary Glide slope, LOC & VOR Indicator 
BF Goodrich WX-500                    Stormscope. Will map T-storm on Avydine 
Bendix RT131A                              Radar             
Propeller Synchrophaser               
Co-Pilot Backup Flight Instruments

ADDITIONAL EQUIPMENT:
Hoskins Digital Fuel Flow Indicator 

Cleveland Wheel & Brakes 

Vertical Card Compass 

Prop Sync

Stratus USB Charging Port 

Analog Clock 

Avionics Innovations AM/FM/ CD player

CW ME 70-7 Tip Filter 
CW ME 71-27 #1 Nose Gear Gimble 
CW ME 75-4 Battery Box 
CW ME 76-2 Wing Rib Inspection 
CW ME-86-15
CW ME 76-2
CW SK 414-8 Wing Rib Modification - Main Gear side Brace 
CW ME 75-22 Section A,B,D,E  on Horizontal Stabilizer 
CW AD 90-02-13 By replacing bearing w/ NEW P/N 5141109-1. AD no longer applicable 
CW SK 421-138D Aux. Fuel pump wiring mod & SK 421-82D Aux. fuel pump electrical mod.
AD 76-13-07 Main gear tube fork due at 5,000 Total Time 
CW SID 32-10-03 in 2011

INTERIOR:
Ivory White Leather Seats w/ Matching side panels. 

Belted Potty. Cabin seating 7 plus Pilot.

EXTERIOR:
Exterior Rated at 7+ out of 10.

Aircraft professionally painted by Tuscaloosa Aircraft Painting, an FAA-certified repair station.

INSPECTION STATUS:

Annual Due November 1, 2026
Extensive last annual in 2025
During a mechanical ground run up  in 2000 airplane encounter a prop strike. No airframe damage. Engines inspected per continental Service Bulletin 96-11 and installed NEW propellers.   
In 1988 replaced lower aft lower spar & lower half skins on both sides of the rudder.




Dan Howard Aircraft Sales LLC

Tulsa,OK

Phone: (918) 296-4326

Alternate Phone: (918)771-4006

Fax: (781) 623-5386



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