Single-engine piston

N276MK

1959 Homebuilt DO27A4

Registered 1 NTSB/FAA record
Built
1959
Serial
383
Class
Single-engine piston
Engines
Lycoming GO-480-G1B6
Status
Current as of October 2026
Registered owner
Turbine Motor Conversions LLC (LLC)
Based
Orange, CA
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Registration record

N276MK on the FAA register

Type
1959 Homebuilt DO27A4
Serial
383
Engines
Lycoming GO-480-G1B6
Registered owner
Turbine Motor Conversions LLC
Orange, CA
Certificate issued
2024-12-18
Airworthiness date
2007-05-24
Registration expires
2031-12-31
Airworthiness class
Experimental · exhibition
Mode S (hex)
A2BDE3
Mode S (octal)
50536743
Seats (type)
8
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2031-12-31
    Registration expires (renewal due).
  • 2024-12-18
    Certificate of registration issued as N276MK.
  • 2007-05-24
    Airworthiness date on the current FAA record (experimental category (exhibition)).
  • 2004-05-08
    Accident at Marion, MT; damage: substantial.
  • 1959
    Manufactured (1959).
Overview

About N276MK

N276MK is a 1959 Homebuilt DO27A4, serial number 383. The FAA register lists Turbine Motor Conversions LLC as the registrant in Orange, California. The current certificate of registration was issued on December 18, 2024 and expires on December 31, 2031.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming GO-480-G1B6 engine and 8 seats. Its airworthiness certificate is experimental category (exhibition), dated May 24, 2007.

N276MK has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2004-05-08 Accident · Marion, MT Damage: Substantial NTSB · SEA04LA196
Reported aircraft: Dornier DO27A4
Probable cause: The pilot's improper landing flare resulting in a hard landing.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in California· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.