Single-engine piston

N540EZ

2005 Homebuilt Modified Cozy MK 4

Registered No accidents on file
Built
2005
Serial
003
Class
Single-engine piston
Engines
Lycoming IO-540-D4A5
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Waukesha, WI
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Registration record

N540EZ on the FAA register

Type
2005 Homebuilt Modified Cozy MK 4
Serial
003
Engines
Lycoming IO-540-D4A5
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Waukesha, WI
Certificate issued
2005-03-07
Airworthiness date
2005-07-10
Registration expires
2030-03-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A6D868
Mode S (octal)
51554150
Seats (type)
4
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-03-31
    Registration expires (renewal due).
  • 2005-07-10
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2005-03-07
    Certificate of registration issued as N540EZ.
Overview

About N540EZ

N540EZ is a 2005 Homebuilt Modified Cozy MK 4, serial number 003. It is registered to an individual in Waukesha, Wisconsin. The current certificate of registration was issued on March 7, 2005 and expires on March 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming IO-540-D4A5 engine and 4 seats. Its airworthiness certificate is experimental category (amateur-built), dated July 10, 2005.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N540EZ.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N540EZ.

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 Wisconsin· 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.