{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Fitted to","items":[{"count":1,"name":"Cirrus SR22","note":"","unit":"with this engine series","url":"https://eflight.com/models/cirrus/sr22"}],"relation":"powers"},{"group":"Where they are","items":[{"count":1,"name":"California","note":"","unit":"of these aircraft","url":"https://eflight.com/states/CA"}],"relation":"registered in"},{"group":"Airworthiness","items":[{"count":8,"name":"FAA orders naming the Continental IOF-550-N","note":"","unit":"airworthiness directives","url":"https://eflight.com/engines/continental-iof-550-n#airworthiness"}],"relation":"subject to"},{"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":1,"horsepower":310,"id":"continental-iof-550-n","maker":"Continental","name":"Continental IOF-550-N","thrust_lb":null,"type":"Piston (reciprocating)","url":"https://eflight.com/engines/continental-iof-550-n"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}