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1979 Beechcraft King Air C90Turboprop Aircraft • Slidell, LA, USA

This 1979 Beechcraft King Air C90, registration N427DM and serial number LJ-804, offers 12,586 total time on the airframe and is priced at $630,000. It has a strong Part 135 pedigree, having been maintained to commercial standards. The aircraft is available in Maryland and can be purchased individually or as part of a package with a King Air F90 and a Part 135 certificate. Both engines are Pratt & Whitney PT6A-21s; the left engine has 10,192 hours since new with 181 hours until overhaul, and the right has 11,486 hours since new with 1,351 hours until overhaul. The last overhaul on both was in May 2022, with the last hot section inspection...

Year
1979
Make
Beechcraft
Series
King Air
Model
KING Air C90
Tail #
N427DM
Serial #
LJ-804

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Specifications

Category
Turboprop
Intended Use
Business, Passenger
Flight Rules
IFR
Seats
8

Hours, Logs & Inspections

Total Time
12,586 hrs
Engine 1 Time
10,192 hrs (SNEW)
Engine 2 Time
11,486 hrs (SNEW)
Prop 1 Time
7,566 hrs (SNEW)
Prop 2 Time
7,566 hrs (SNEW)
Logbook Status
Part 135 charter aircraft, maintained to commercial standards
Inspection Status
Pedigree: Part 135 charter aircraft, maintained to commercial standards

Avionics

GPS

Garmin GTN 650 - GTN Navigator Suite (as pictured)

AP

King KFC - Dual KFC Autopilot Flight Director

Traffic

ADS-B Out compliant

ADSB

ADS-B Out compliant

Comms

Garmin GTX - GTX Transponder

Additional Equipment

Raisbeck Dual Aft Body Strakes

Raisbeck Dual Aft Body Strakes - performance modifications

Gross Weight Increase

Raisbeck Gross Weight Increase - from

Raisbeck 4-Blade Propellers

Raisbeck Quiet Turbofan - Propellers

Soundproofing Upgrades

Exhaust System

Raisbeck Quiet Turbofan Propellers

Soundproofing

Soundproofing Upgrades

Interior & Exterior

Interior Year
2005
Paint Year
2005
Interior Notes
Executive Six-Seat Club Interior (standard C90 layout). Tan Leather Interior Seating, Standard 4-Place Club w/Aft Right Side Side-facing Seat, Wool Crew Seats w/Beige Accents. Forward & Aft Hardwood Dividers, Aft Lav w/Doors. Forward-facing Belted Aft Lav.
Exterior Notes
Refurbished 09/2005. Colors: Matterhorn white with orange and blue accents.

Engine & Propeller

Engine Type
Turboprop
Engine Count
2
Engine Make
Pratt & Whitney
Engine Model
PT6A-21
Propeller Model
Hartzell HC-D4N-3C 4-blade

Asking Price

$630,000

Aircraft Location

Slidell, LA, USA

Listing Details

Used
For Sale

Price History

Jan 20, 2026: $630,000 - controller

Jan 13, 2026: $630,000(-$69,000) - aso

Sep 24, 2025: $699,000 - aso

+1 more price changes

Contact Seller

First Seen: Sep 24, 2025

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Asking Price

$630,000