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1956 Beechcraft D50 Twin BonanzaMulti-Engine Piston Aircraft • Punta Gorda, FL, USA

This 1956 Beechcraft D50 Twin Bonanza, registration N4948B and serial number DH-4, is an Oshkosh Antique Classic Category Winner from 1994 and has been under the same ownership since 1992. It is priced at $259,000 USD and is currently based in Rockford, Illinois. The airframe has a total time of 7,996 hours since new.

The aircraft is powered by two Lycoming GO480-D2 engines, each rated at 295 horse power. The left engine has 735 hours since major overhaul (SMOH) with 3,182 total time, and the right engine has 94 hours SMOH with an unknown total time. The propellers are McCauley Black Mac 3AF32C524/90UMB-0 units, with the left having 9 hours...

Year
1956
Make
Beechcraft
Series
Twin Bonanza
Model
D50 TWIN Bonanza
Tail #
N4948B
Serial #
DH-4

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Specifications

Category
Multi-Engine Piston
Intended Use
Classic / Antique, Business, Recreational
Flight Rules
IFR
Seats
6

Hours, Logs & Inspections

Total Time
7,996 hrs
Engine 1 Time
735 hrs (SMOH)
Engine 2 Time
94 hrs (SMOH)
Prop 1 Time
9 hrs (SPOH)
Prop 2 Time
9 hrs (SPOH)
Inspection Status
Annual Inspection Completed May 2025. ELT next due February 2027.

Avionics

GPS

Garmin GNS 530W - GNS WAAS with GPS #2, RNAV System

AP

STEC ST-901 - STEC GPSS Roll Steering, STEC Autopilot System (Coupled)

Comms

King MAC 1700 - MAC Nav/Comm #2, and Transponders, DME System

Audio

King KMA-20 - Audio Panel

Weather

WX-10A

EMS

GEM - GEM Fuel Flow System, Fuel Flow Computers, VA-1A-120 Volt/Amp Gauges

Additional Equipment

Intercom System

DRE-446 6 Place Intercom, 6 Position Intercom (At all seat jacks)

Oxygen System

6 Position, Plumbed in Oxygen System, Oxygen System Regulator Control- Copilot side

Lighting System

Wingtip Strobe System, Nose Mounted Taxi Light with Buffed Ring, Landing Light Bezels, Port Side Ice Light, Top Rotating Beacon

De-Ice System

De-Ice Boots, Wings, Vertical Stab and Horizontal Port Side Ice Light, Alcohol Prop Anti-Ice System

Exhaust System

Jet Hot Ceramic Exhaust Pipe Coatings (LH & RH)

Fuel System

180 Gallon Fuel Tanks (Main and Aux), New Fuel Hoses (4)

Battery System

New Concorde RG-35XCA Batteries, Both New Battery Boxes

Filter System

Brackett Air Filter Kits- New BA-4805 Elements, Full Flow Oil Filter System, Both Engines

Fuel Flow System

Shadin Fuel Flow System

Airspeed Sensing

AMS-2000 - Altitude Alerter

Interior & Exterior

Interior Year
1900
Paint Year
1900
Interior Notes
6 Place Executive Cabin, Fore and Aft Seating Port Side, Stowable Card Table, Drink Shelf, Sheepskin seat covers, Custom Upholstery Carpeting, Cameron Interiors, Custom Soundproof Carpeted Nose Baggage Compartment, Cabin Window Interior, Tracked Sun Shades
Exterior Notes
Imron Custom 3 Color Paint Scheme, Beryl DeShannon ½ Inch Glass, Custom 24 Inch Extended Wing Tips, Polished McCauley Spinners, Factory Cast Metal Twin Bonanza Badging, Original Factory Assigned N Number

Engine & Propeller

Engine Type
Piston
Engine Count
2
Engine Make
Lycoming
Engine Model
GO-480-D2
Engine Power
295 HP
Propeller Model
McCauley Black Mac 3AF32C524/90UMB-0

Asking Price

$259,000

Aircraft Location

Punta Gorda, FL, USA

Listing Details

Used
For Sale

Price History

Sep 19, 2025: $259,000 - trade-a-plane

Sep 19, 2025: $259,000 - controller

Contact Seller

First Seen: Sep 19, 2025

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Asking Price

$259,000