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    1957 BEECHCRAFT D50 TWIN BONANZA N-NUMBER N2400Z1957 BEECHCRAFT D50 TWIN BONANZA N-NUMBER N2400Z
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    N2400Z - 1957 BEECHCRAFT D50 TWIN BONANZA

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    Aircraft Summary

    General
    Year
    1957
    Manufacturer
    BEECHCRAFT
    Model
    D50 TWIN BONANZA
    Serial Number
    DH137
    Registration #
    N2400Z
    Condition
    Used
    FlightRules
    IFR
    Based at
    KCXO
    Description
    PRICE SLASHED! Rare “Excalibur Conversion” – Only 3 Known Flying Today!
IO-720 Engines, ADS-B Out Equipped
    Airframe
    Total Time
    7850
    Auxiliary Fuel Tank
    Yes
    Airframe Notes
    7854 hours TTSNEW
    Engine 1
    Engine 1 Manufacturer
    LYCOMING
    Engine 1 Model
    IO-720-A1B
    Engine 1 Time
    7
    Engine 1 Time Since
    SFRM
    Engine 1 TBO
    1800
    Aftermarket Engine 1 STC
    Yes
    Engine 1 Notes
    Lycoming IO-720A1B, 400 H.P. (STC)
                Left: 11 hours SMOH
    Engine 2
    Engine 2 Time
    1872
    Engine 2 Time Since
    SMOH
    Aftermarket Engine 2 STC
    Yes
    Engine 2 Notes
    Lycoming IO-720A1B, 400 H.P. (STC)
Right: 1877 hours SMOH
    Props
    Blade Composition
    Aluminum
    Prop Notes
    Hartzell HC-93MUK2, 3 Blade  
Left: 1331 Hours SPOH by Byam Propeller Service
Right: 1325 Hours SPOH by Byam Propeller Service
    Modifications/Conversions
    Modifications/Conversions
    EQUIPMENT:
Artex ELT
Alcor EGT
Davtron M8800 Chronometer
Goodyear Tires
Throw Over yolk
Dual toe brakes
OAT gauge
Instrument post lights
Nose taxi light
LH & RH wing mounted landing lights
LH& RH Alternate Air
Parking Brake
Rotating Beacon (upper)
Strobe light (lower)
Heated fuel vents
Heated pitot
Rear and Forward Baggage Area
Long range fuel tanks – 230 Gallons
Oxygen system
    Avionics
    Flight Deck Manufacturer
    GARMIN
    Flight Deck Model
    GNS430W
    ADS-B Equipped
    Yes
    WAAS
    Yes
    Additional Equipment
    Additional Equipment
    Dual Garmin 430 WAAS GPS/Nav/Comms
Garmin GMA 340 Audio Panel
Bendix IN-131A Radar Indicator
Century III Autopilot with Altitude Hold
Garmin GTX-335 Transponder – ADS-B Out
    Exterior
    Year Painted
    1900
    Exterior Notes
    White and Blue with Red Accent Stripes
    Interior
    Year Interior
    2018
    Interior Notes
    Gray Interior, Rear 3-across Bench Seat, redone in 2018
    Inspection Status
    Inspection Status
    Annual Inspection Completed June 2023 G&G Aviation Services
Excellent Compressions on both Engines
Will carry full fuel plus 1000lbs in the cabin and be under gross.
Cruise: 175-180 knots.
Logs go back to 1961

MODIFIED FROM 1957 STOCK BY THE “EXCALIBUR” PACKAGE BY SWEARINGEN IN SAN ANTONIO. 
UPDATES INCLUDE:
IO-720 Engines Installed
Aft Bulkhead was moved aft one bulkhead. 
Pointed nose
Increased Fuel Capacity to 230 gals vs 180 gals
Boost pumps moved from the inside the mains to the wheel wells: 
Any tank may be boosted, not just the mains.
Previous owner did not like airstair concept, kept Over wing exit
Peg- Leg Cabin Step
    Airworthy
    Yes


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