Registry / Baby Ace / D / N4665T

Own N4665T?

Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

+ Submit ownership claim →

We won't display your email publicly.

Helpful: bill of sale, registration certificate, insurance dec page. Names are auto-matched too — many claims auto-verify without a document.

Claims auto-verify when your name matches the FAA registrant. Otherwise an admin reviews — usually within 1 business day.

N4665T V

Baby Ace D · 1964 · Horicon, WI

This aircraft — FAA registration facts

N4665T is a 1964 Baby Ace D (serial 311), registered to Baier Warren R (individual) in Horicon, WI. Its FAA registration is recorded as v and expires April 2028; the airworthiness certificate dates from August 1979 (47 years ago). It carries a Cont Motor A&C65 SERIES engine rated at 65 hp, the engine on 78% of registered Baby Ace Ds. Its Mode-S transponder broadcasts the ICAO 24-bit address A5B2FE. It is one of 9 Baby Ace D aircraft on the FAA registry. Baier Warren R holds 5 aircraft on the registry.

Registered owner
Baier Warren R
Owner type
Individual
Based in
Horicon, WI
Serial number
311
Year built
1964 · 62 yrs old
Airworthiness class
32
FAA status
V
Mode-S / ICAO24
A5B2FE · 51331376 octal
Certificate issued
Apr 6, 2018
Airworthiness date
Aug 17, 1979
Last FAA activity
May 5, 2023
Registration expires
Apr 30, 2028
FAA region
Central

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Cont Motor A&C65 SERIES
Engine type
Reciprocating (Piston)
Rated power
65 hp
Power per seat
65 hp
FAA engine code
17003

7 of the 9 registered Baby Ace D carry this engine (78%), across 3 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N4665T

Reported by pilots, owners and enthusiasts — community-reported and admin-checked before they publish. Always verify anything important against the aircraft's records.

Add a fact about N4665T

Your email is used only to notify you about your submission — it's never shown publicly.

Pilot & Owner Reviews

Be the first to share what you know about N4665T.

Share your experience with N4665T

Help other pilots, buyers and curious aviators. Reviews appear after a quick admin check.

+ Add detailed ratings (optional)
About your time with N4665T (specific to this airplane — helps other pilots)
Would you fly this airplane again?
Recommended for (pick any)

20–2,000 characters

We won't display your email publicly.

No reviews yet — be the first.

Pilot & Owner Reviews

Own N4665T? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking

ICAO24: a5b2fe
No flight data on file yet for N4665T.
Queries adsb.lol — works only if N4665T is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
📸 Upload a photo of N4665T

We won't display your email publicly.

Up to 10 photos per aircraft per uploader. Photos appear after admin approval.

Aircraft Type — ACFTREF 00301CK

Baby Ace D
Engines: 1
Type: piston
Seats: 1
Cruise: 71 KTAS
Category: Standard

Engine — CODE 17003

Manufacturer: Cont Motor
Model: A&C65 SERIES
Type: Reciprocating (Piston)
Horsepower: 65 HP

FAA Registration Record

N-Number: N4665T
Serial Number: 311
Year Manufactured: 1964
ACFTREF Code: 00301CK
Engine Code: 17003
Status: V (V)
Certification: 32
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Reciprocating (Piston) (1)
Source: master

Transponder / ADS-B

Mode S (octal): 51331376
ICAO 24-bit (hex): A5B2FE

Registrant

Baier Warren R
Individual
View all 5 aircraft registered to this owner →
303 N Vine St
Horicon, WI, 530321140
FAA Region: Central

Key Dates

Certificate Issued Apr 6, 2018
Airworthiness Aug 17, 1979
Expiration Apr 30, 2028
Last Activity May 5, 2023
Data as of Sep 7, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Baby Ace D at any airport.

Airport Performance Calculator

Pre-filled with D performance data

Need to ferry this aircraft?

FerryFlight connects you with experienced ferry pilots for domestic and international delivery flights.

Get a Quote

Other Baby Ace D registrations