{"as_of":"2026-11-10","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Model families","items":[{"count":53,"name":"Waco Classic Aircraft YMF-F5C","note":"","unit":"registered","url":"https://eflight.com/models/waco-classic-aircraft/ymf-f5c"}],"relation":"makes"},{"group":"Engines","items":[{"count":25,"name":"Jacobs R-755A2M","note":"300 hp","unit":"of these aircraft","url":"https://eflight.com/engines/jacobs-r-755a2m"},{"count":13,"name":"Jacobs R755B series","note":"275 hp","unit":"of these aircraft","url":"https://eflight.com/engines/jacobs-r755b-series"},{"count":4,"name":"Jacobs R-755B2M","note":"275 hp","unit":"of these aircraft","url":"https://eflight.com/engines/jacobs-r-755b2m"},{"count":2,"name":"Jacobs R-755B2","note":"275 hp","unit":"of these aircraft","url":"https://eflight.com/engines/jacobs-r-755b2"},{"count":2,"name":"Jacobs R755A series","note":"300 hp","unit":"of these aircraft","url":"https://eflight.com/engines/jacobs-r755a-series"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":7,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":4,"name":"Texas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/TX"},{"count":3,"name":"North Carolina","note":"","unit":"of these aircraft","url":"https://eflight.com/states/NC"},{"count":3,"name":"Delaware","note":"","unit":"of these aircraft","url":"https://eflight.com/states/DE"},{"count":3,"name":"California","note":"","unit":"of these aircraft","url":"https://eflight.com/states/CA"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":1,"name":"Zeliff Aviation LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/zeliff-aviation-llc"}],"relation":"owned by"},{"group":"Record","items":[{"count":8,"name":"NTSB accidents and incidents involving Waco Classic Aircraft aircraft","note":"as the NTSB spells the maker's name","unit":"cases since 1982","url":"https://eflight.com/analytics/accidents-by-model"}],"relation":"involved in"},{"group":"Analytics","items":[{"count":null,"name":"Biggest makers and model families","note":"","unit":"","url":"https://eflight.com/analytics/makers"},{"count":null,"name":"Accidents by model and by maker","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"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":{"id":"waco-classic-aircraft","name":"Waco Classic Aircraft","registered":53,"type":"maker","url":"https://eflight.com/makers/waco-classic-aircraft"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}