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    1974 CESSNA 421B N-NUMBER N555MY1974 CESSNA 421B N-NUMBER N555MY
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    N555MY - 1974 CESSNA 421B

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    Aircraft Summary

    General
    Year
    1974
    Manufacturer
    CESSNA
    Model
    421B
    Serial Number
    421B0886
    Registration #
    N555MY
    Condition
    Used
    Based at
    KRVS
    Description
    VALUE LEADER: Repriced below market average for quick delivery. Solid workhorse, just came out of an extensive annual, and it's ready to put to work.  R-Stol kit, AC, GNS-430W, Wing Locker Tanks, Nice paint & Interior.
    Airframe
    Total Time
    4733
    Range
    1,200 NM
    Max Takeoff Weight
    7,450 lb
    Basic Empty Weight
    5,378 lb
    Useful Load
    2,072 lb
    STOL
    Yes
    Fuel Capacity Volume
    250 gal
    Auxiliary Fuel Tank
    Yes
    Complete Logs
    Yes
    Airframe Notes
    4,733 Hrs Since New 
Always Hangared and US register
    Engine 1
    Engine 1 Manufacturer
    CONTINENTAL
    Engine 1 Model
    GTSIO520
    Engine 1 Serial Number
    235103-R
    Engine 1 Horsepower
    375 HP
    Engine 1 Time
    1203
    Engine 1 Time Since
    SMOH
    Engine 1 TBO
    1600
    Engine 1 Turbocharged
    Yes
    Engine 1 Notes
    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
    Engine 2 Manufacturer
    CONTINENTAL
    Engine 2 Model
    GTSIO520
    Engine 2 Serial Number
    234817-R
    Engine 2 Horsepower
    375 HP
    Engine 2 Time
    884
    Engine 2 Time Since
    SMOH
    Engine 2 TBO
    1600
    Engine 2 Turbocharged
    Yes
    Engine 2 Notes
    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.
    Props
    Prop 1 Manufacturer
    MCCAULEY
    Prop 1 Model
    3AF37C516
    Prop 1 Time
    543
    Prop 1 Time Since
    SNEW
    Prop 2 Manufacturer
    MCCAULEY
    Prop 2 Model
    3AF37C516
    Prop 2 Time
    543
    Prop 2 Time Since
    SNEW
    Number of Blades
    3
    Blade Composition
    Aluminum
    Props Sync
    Yes
    Prop Notes
    Left & Right 543 Hrs Since Factory New Propeller
    Modifications/Conversions
    Modifications/Conversions
    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
    Multi-Function Display 1 Manufacturer
    AVIDYNE
    Multi-Function Display 1 Model
    EX500
    GPS 1 Manufacturer
    GARMIN
    GPS 1 Model
    GNS430W
    Transponder 1 Manufacturer
    GARMIN
    Transponder 1 Model
    GTX330ES
    ADS-B Equipped
    Yes
    WAAS
    Yes
    LPV
    Yes
    Yaw Damper
    Yes
    Avionics/Radios
    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
    Pressurized
    Yes
    A/C
    Yes
    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
    Exterior
    Exterior Notes
    Exterior Rated at 7+ out of 10.

Aircraft professionally painted by Tuscaloosa Aircraft Painting, an FAA-certified repair station.
    Interior
    Number of Seats
    7
    Lavatory
    Yes
    Configuration
    Passenger
    Interior Notes
    Yvory White Leather Seats w/ Matching side panels. 

Belted Potty. Cabin seating 7 plus Pilot.
    Inspection Status
    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.
    Airworthy
    Yes


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