1974 Messerschmitt BO105CBS4Turbine Helicopter • Palmer, Alaska

The 1974 Messerschmitt BO105CBS4, registration N911AN, is a twin-engine helicopter featuring a 10-inch cabin extension and maximum gross weight increase via STC modifications. With 16,208.8 hours total time on the airframe and 63,920 landings, this aircraft is equipped with Rolls Royce 250-C20B turboshaft engines. Engine 1 has 3,180.6 total hours with 2,335.5 hours SMOH, while Engine 2 shows 18,911.0 total hours with 713.7 hours SMOH. Recent maintenance includes a 12-month airframe inspection and ELT inspection completed in May 2025, with all Airworthiness Directives complied with.

Avionics upgrades include a Garmin 430 GPS and Aspen 1000H...

Year: 1974

Make: Messerschmitt

Series: BO105

Model: BO105CBS4

Tail #: N911AN

Serial #: S-156

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Specifications

Category: Turbine Helicopter

Intended Use: Business, Passenger, Utility

Seats: 5

Hours, Logs & Inspections

Total Time: 16,208.8 hrs

Engine 1 Time: 3,180.6 hrs (SNEW)

Engine 2 Time: 18,911 hrs (SNEW)

Inspection Status: 12 Month Airframe Inspection Done 5/25 (Due 5/31/26), 12 Month ELT Inspection Done 05/25 (Due 05/31/26), All Airworthiness Directives Complied With

Avionics

GPS

Garmin GNS 430 - GNS GPS

Comms

Bendix/King KY-196A - VHF Comm, VHF/FM Transceiver

Audio

Garmin GMA 350H - GMA com) Audio Panel

Traffic

Garmin GTX 345 - GTX Transponder w/ WAAS, ADS-B in/out, Traffic

ADSB

Garmin GTX 345 - GTX Transponder w/ WAAS, ADS-B in/out, Traffic

ADS-B In

Garmin GTX 345 - GTX Transponder w/ WAAS, ADS-B in/out, Traffic

PFD

Aspen Avionics 1000H - PFD

Additional Equipment

Main Rotor Blade Folding Kit

Shoulder Harness

Front Seats Shoulder Harness Inertial Lock

Tow Bar

Custom Tow Bar

Ground Handling Equipment

Ground Handling Wheels

Rotor Tie Downs

Rotor Tie Downs and Inlet/Exhaust Covers

Aircraft Covers

Full Fuselage and Blade Covers

Seating

Adjustable Co-pilot Seat, Rear Foldable Bench Seat, Custom Leather Seating

Door Locks

Pilot/Co-pilot Door Open Locks

Fire Extinguisher

Charging Ports

USB/USB-C Charging Port w/ Digital Display

Lighting

Whelen - Map Reading Light, Cabin Compartment Lights, Anti-collision Lights High Intensity), Auxiliary Strobe Light Assembly, Devore Tail Flood Lights

Hydraulic System

Hydraulic Servicing Bottle

Hobbs Meter

Climate Control

Cabin Heat and Defrost

Pendulum Absorbers

Doors

Rear Entry Clamshell Doors, Dual Sliding Rear Doors

Landing Gear

High Skid Gear

Collective Guards

Collective Control Guards