- Manufacturer (registry)
- THORP
- Model
- T-18-2
- Registry code
- 89510T5
- Registered
- 0 aircraft
- Type
- Fixed wing single engine
- Engines
- 1 · Reciprocating
- Seats
- 2
- Weight class
- Up to 12,499 lb
- Cruise speed
- 97 mph
- Certification
- Not type certificated
Model codes come from the FAA registry’s reference file. ADs are matched to them by model name and maker.
On this page
Airworthiness directives that may apply · 0
ADs whose products match this airframe model. Each AD’s applicability may narrow it by serial number, part number or configuration.
No ADs matched this model
Registered aircraft · 0
No aircraft currently registered with this model
NTSB investigations
No NTSB investigations matched to aircraft with this modelMatched through the registry by N-number, so foreign aircraft and some older cases aren’t counted.
FAA incident reports
No reports matched to aircraft of this modelMatched through the registry by N-number, so foreign aircraft and some older reports aren’t counted.
Service difficulty reports · 10
SDR 2025FA0000401Housing · failedI HAD THE ELECTROAIR DUAL EIS INSTALLED BY THEIR RECOMMENDED INSTALLER. I HAD 3 NEW SEPARATE MTH (MAG TIMING HOUSING) FAILURES RESULTING IN VERY POOR ENGINE OPERATION. THE 1ST MTH FAILED DUE TO GEARS COMING APART. THE 2ND FROM WHAT THE IA SAID WAS A "FREQUENCYSDR 2022FA0000075Magneto · crackedMAGNETO TIMING REPORT AFTER EACH FLIGHT. (TWO CONSECUTIVE FLIGHTS WITH THE SAME REPORT) - DISTRIBUTOR BLOCK CRACKS FOUND AT MAGNETO INSPECTION.SDR 2017FA0000303Bushing · spunDURING THE INSPECTION OF CONNECTING ROD BUSHING PER SB632A, TECHNICIAN FOUND 4 CONNECTING ROD BUSHINGS SPUN WHILE PERFORMING CHECK PER INSTRUCTIONS IDENTIFIED IN SB 632A.SDR 2008FA0000296Unknown · malfunctionedWHEN TURNING THE INNER "CRS" COARSE KNOB THE OUTER "BARO" BAROMETRIC PRESSURE KNOB WOULD TURN ALSO. CHANGING THE ALTITUDE.SDR 2006FA0000397Flap · damagedON DEC 4, 2005, THE RT FLAP JAMMED AT THE IB ATTACH ARMS IN ABOUT THE 20 DEGREE POSITION. FLAP MOTOR CONTINUED TO RUN FOR A SHORT PERIOD OF TIME, CAUSING SEVERE DAMAGE AND DISTORTION TO THE JAMMED FLAP, THE PILOT WAS ABLE TO LAND THE AIRPLANE WITHOUT FURTHERSDR G4V2003F00001Fairing · misinstalledAFT NOSE GEAR FAIRING APPEARED TO BE INSTALLED INCORRECTLY, ALLOWING IT TO BE HIGHER THAN THE FORWARD NOSE GEAR FAIRING AND CAUSING IT TO ACT AS AN AIR SCOOP, AIR LOADS WERE TRYING TO PULL THE FAIRING OFF THE AIRCRAFT, CAUSING THE BELLY SKIN TO CRACK.SDR G4V2003F00000Fairing · misinstalledAFT NOSE GEAR FAIRING APPEARED TO BE INSTALLED INCORRECTLY ALLOWING IT TO BE HIGHER THAN THE FORWARD NOSE GEAR FAIRING, CAUSING IT TO ACT AS AN AIR SCOOP, AIR LOADS WERE TRYING TO PULL THE FAIRING OFF THE AIRCRAFT, CAUSING THE BELLY SKIN TO CRACK.SDR 2001FA0000049Antenna · brokenAIRCRAFT FLEW IN WITH BOTH ANTENNA BROKEN. AIRCRAFT TOTAL TIME WAS 5 HOURS. PROBABLE CAUSE NOT KNOWN.SDR 2001FA0000048Antenna · brokenAIRCRAFT FLEW IN WITH BOTH VHF COMM ANTENNA BROKEN. AIRCRAFT TOTAL TIME WAS 5 HOURS. PROBABLE CAUSE NOT KNOWN.SDR 97ZZZX1195Spring · brokenAFTER AN INITIAL TEST FLIGHT OF 1.1 HOURS, IT WAS NOTED THAT A LARGE AMOUNT OF OIL HAD COLLECTED ON THE RT SIDE OF THE ENG. FURTHER INSP REVEALED THAT THE PUSHROD HOUSING ON THE INTAKE SIDE OF THE NR 1 CYL RETAINING SPRING WAS FOUND TO BE BROKEN. WHEN THE RE
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE aircraft_model_key = 'T182' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE aircraft_model_key = 'T182' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
The same model under other registry codes
Amateur-built copies and renamed makers get their own codes.
Query with SQL
duckdb -csv -c "SELECT m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
WHERE m.match_key = 'T182' AND m.code NOT IN ('89510T5')
GROUP BY ALL
ORDER BY aircraft DESC
LIMIT 12"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
WHERE m.match_key = 'T182' AND m.code NOT IN ('89510T5')
GROUP BY ALL
ORDER BY aircraft DESC
LIMIT 12Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.