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N7173RIrving Steven THORP T-18

ExperimentalLycoming 0-320 SERIESClinton, MI

N7173R is a Irving Steven THORP T-18. It is a fixed-wing single-engine aircraft with 2 seats, powered by a Lycoming 0-320 series rated at 180 horsepower. The registration is active, with the registrant based in Clinton, MI. Its experimental airworthiness certificate was issued in Oct 1997. It has been registered to its current owner since Jan 2026.

  • No NTSB events on record

2026

FAA record · Jan 2026 · Registration
Registered to current owner
Registrant based in Clinton, MI.

1997

FAA record · Oct 1997 · Airworthiness
Special Airworthiness Certificate issued — Experimental
Manufacturer: Irving Steven. Model THORP T-18. Serial 4525.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N7173R's record changes.