Single-engine piston

N3944S

1990 Homebuilt RV-4

Registered No accidents on file
Built
1990
Serial
728
Class
Single-engine piston
Engines
Lycoming O&VO-360 series
Status
Current as of October 2026
Registered owner
Alpha Romeo LLC (LLC)
Based
Wray, CO
Registration record

N3944S on the FAA register

Type
1990 Homebuilt RV-4
Serial
728
Engines
Lycoming O&VO-360 series
Registered owner
Alpha Romeo LLC
Wray, CO
Certificate issued
2024-11-26
Airworthiness date
1990-10-04
Registration expires
2031-11-30
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A4949A
Mode S (octal)
51112232
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2031-11-30
    Registration expires (renewal due).
  • 2024-11-26
    Certificate of registration issued as N3944S to the current registrant.
  • 1990-10-04
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1964-01-27
    N3944S previously assigned to a Cessna 172 Skyhawk (s/n 17251144); cancelled.
Overview

About N3944S

N3944S is a 1990 Homebuilt RV-4, serial number 728. The FAA register lists Alpha Romeo LLC as the registrant in Wray, Colorado. The current certificate of registration was issued on November 26, 2024 and expires on November 30, 2031.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O&VO-360 series engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated October 4, 1990.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N3944S.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N3944S.

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

Same state

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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.