{"airworthiness_class":"Experimental","airworthiness_date":"2006-07-24","airworthiness_ops":"Amateur built; Operating kit-built aircraft","category":"conventional","cert_issue_date":"2006-04-06","city":"PERHAM","country_code":"US","county_code":"111","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"55564","engine_horsepower":52,"engine_maker":"ROTAX","engine_model":"503 SERIES","engine_thrust_lb":0,"expiration_date":"2027-06-30","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"QUAD CITY ULTRALIGHT ACFT CORP","kit_model":"CHALLENGER II","last_action_date":"2023-01-22","maker":"Seifert Walter J","maker_country":null,"maker_raw":"SEIFERT WALTER J","maker_segment":null,"mfr_mdl_code":"05621LQ","mode_s_code":"52571276","mode_s_hex":"AAF2BE","model":"QUAD CTY CHALLENGER2","n_number":"N804WS","name":"SEIFERT WALTER J","num_engines":1,"other_names":"","plain_english":"N804WS is a Seifert Walter J QUAD CTY CHALLENGER2, a fixed-wing airplane with one motor with a two-stroke engine, built in 2006. It has 2 seats. It is registered to an individual in Perham, Minnesota. The registration is valid: it was issued on April 6, 2006 and expires on June 30, 2027. It holds an experimental airworthiness certificate for amateur built; operating kit-built aircraft, dated July 24, 2006.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"CH-2-0804-2508","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MN","status":"Valid registration","status_code":"V","status_short":"Valid","street":"44285 MOSQUITO HEIGHTS RD","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Two-cycle piston","type_engine_code":"7","unique_id":"00246819","url":"https://staging.data.eflight.com/aircraft/N804WS","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2006,"zip":"565738806"}