{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Where they are","items":[{"count":23,"name":"Texas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/TX"},{"count":20,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":9,"name":"California","note":"","unit":"of these aircraft","url":"https://eflight.com/states/CA"},{"count":8,"name":"Georgia","note":"","unit":"of these aircraft","url":"https://eflight.com/states/GA"},{"count":6,"name":"Washington","note":"","unit":"of these aircraft","url":"https://eflight.com/states/WA"}],"relation":"registered in"},{"group":"Analytics","items":[{"count":null,"name":"The fleet by engine type","note":"","unit":"","url":"https://eflight.com/analytics/fleet"},{"count":null,"name":"Every engine series","note":"","unit":"","url":"https://eflight.com/engines"}],"relation":"compared in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"aircraft":147,"horsepower":260,"id":"lycoming-yio-540-serie","maker":"Lycoming","name":"Lycoming YIO-540 SERIE","thrust_lb":null,"type":"Piston (reciprocating)","url":"https://eflight.com/engines/lycoming-yio-540-serie"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}