{"as_of":"2026-10-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Fitted to","items":[{"count":11,"name":"Cessna 402","note":"","unit":"with this engine series","url":"https://eflight.com/models/cessna/402"}],"relation":"powers"},{"group":"Where they are","items":[{"count":3,"name":"Massachusetts","note":"","unit":"of these aircraft","url":"https://eflight.com/states/MA"},{"count":2,"name":"U.S. Virgin Islands","note":"","unit":"of these aircraft","url":"https://eflight.com/states/VI"},{"count":2,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":2,"name":"Delaware","note":"","unit":"of these aircraft","url":"https://eflight.com/states/DE"},{"count":1,"name":"Puerto Rico","note":"","unit":"of these aircraft","url":"https://eflight.com/states/PR"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":1,"name":"Hyannis Air Service INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/hyannis-air-service-inc"}],"relation":"owned by"},{"group":"Airworthiness","items":[{"count":654,"name":"Failure reports on the Continental TSIO-520-VB","note":"","unit":"reports since 1995","url":"https://eflight.com/engines/continental-tsio-520-vb#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":11,"horsepower":325,"id":"continental-tsio-520-vb","maker":"Continental","name":"Continental TSIO-520-VB","thrust_lb":null,"type":"Piston (reciprocating)","url":"https://eflight.com/engines/continental-tsio-520-vb"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}