{"airworthiness_class":"Experimental","airworthiness_date":"1979-05-17","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2025-08-14","city":"LIVERMORE","country_code":"US","county_code":"001","cruise_speed_mph":85,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"17008","engine_horsepower":85,"engine_maker":"CONT MOTOR","engine_model":"C85 SERIES","engine_thrust_lb":0,"expiration_date":"2032-08-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2025-08-14","maker":"Darcey","maker_country":null,"maker_raw":"DARCEY","maker_segment":null,"mfr_mdl_code":"0566213","mode_s_code":"53303647","mode_s_hex":"AD87A7","model":"JK-1 LARK","n_number":"N971D","name":"HALEY ROBERT JAY","num_engines":1,"other_names":"","plain_english":"N971D is a Darcey JK-1 LARK, a fixed-wing airplane with one motor with a piston engine. It has 1 seat. It is registered to an individual in Livermore, California. The registration is valid: it was issued on August 14, 2025 and expires on August 31, 2032. It holds an experimental airworthiness certificate for amateur built, dated May 17, 1979.","region":"Western-Pacific","region_code":"4","registrant_type":"Individual","registrant_type_code":"1","seats":1,"serial_number":"RD-1","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"475 RINCON AVE","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00294080","url":"https://staging.data.eflight.com/aircraft/N971D","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"945516522"}