Single-engine piston

N121YT

2008 Flight Design CTLS

Registered 1 NTSB/FAA record
Built
2008
Serial
08-04-10
Class
Single-engine piston
Engines
Rotax 912ULS series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Fish Creek, WI
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Registration record

N121YT on the FAA register

Type
2008 Flight Design CTLS
Serial
08-04-10
Engines
Rotax 912ULS series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Fish Creek, WI
Certificate issued
2024-01-25
Airworthiness date
2024-08-06
Registration expires
2031-01-31
Airworthiness class
Experimental · light-sport
Mode S (hex)
A059A1
Mode S (octal)
50054641
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2031-01-31
    Registration expires (renewal due).
  • 2024-08-06
    Airworthiness date on the current FAA record (experimental category (light-sport)).
  • 2024-01-25
    Certificate of registration issued as N121YT.
  • 2021-10-10
    Accident at Greenville, SC; damage: substantial.
  • 2008
    Manufactured (2008).
Overview

About N121YT

N121YT is a 2008 Flight Design CTLS, serial number 08-04-10. It is registered to an individual in Fish Creek, Wisconsin. The current certificate of registration was issued on January 25, 2024 and expires on January 31, 2031.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 912ULS series engine and 2 seats. Its airworthiness certificate is experimental category (light-sport), dated August 6, 2024.

N121YT has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2021-10-10 Accident · Greenville, SC Damage: Substantial Minor injury NTSB · ERA22LA011
Reported aircraft: Flight Design CTLS
Probable cause: A total loss of engine power resulting from the in-flight disconnection of oil hoses from the oil thermostat.

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.