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N11RSStephens MARQUART MA-5 · 1973

ExperimentalLycoming IO-320 SERIESWinlock, WA

N11RS is a 1973 Stephens MARQUART MA-5. It is a fixed-wing single-engine aircraft with 1 seat, powered by a Lycoming IO-320 series rated at 150 horsepower. The registration is active, with the registrant based in Winlock, WA. Its experimental airworthiness certificate was issued in Jul 1979. It has been registered to its current owner since Apr 2025.

  • 53 years old
  • No NTSB events on record

2025

FAA record · Apr 2025 · Registration
Registered to current owner
Registrant based in Winlock, WA.

1979

FAA record · Jul 1979 · Airworthiness
Special Airworthiness Certificate issued — Experimental
Manufacturer: Stephens. Model MARQUART MA-5. Serial 26.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N11RS's record changes.