{"airworthiness_class":"Experimental","airworthiness_date":"2015-01-13","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2025-10-24","city":"MAXWELL","country_code":"US","county_code":"011","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"42389","engine_horsepower":150,"engine_maker":"LYCOMING","engine_model":"O-320 SERIES","engine_thrust_lb":0,"expiration_date":"2032-10-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"VANS AIRCRAFT INC","kit_model":"RV-4","last_action_date":"2025-10-24","maker":"Foster William E","maker_country":null,"maker_raw":"FOSTER WILLIAM E","maker_segment":null,"mfr_mdl_code":"05631QH","mode_s_code":"50337463","mode_s_hex":"A1BF33","model":"RV-4","n_number":"N211WF","name":"PYFL KOLBY A","num_engines":1,"other_names":"","plain_english":"N211WF is a Foster William E RV-4, a fixed-wing airplane with one motor with a piston engine, built in 2015. It has 2 seats. It is registered to an individual in Maxwell, California. The registration is valid: it was issued on October 24, 2025 and expires on October 31, 2032. It holds an experimental airworthiness certificate for amateur built, dated January 13, 2015.","region":"Western-Pacific","region_code":"4","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"1075","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"PO BOX 383","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"01091139","url":"https://staging.data.eflight.com/aircraft/N211WF","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2015,"zip":"959550383"}