{"as_of":"2026-10-30","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Model families","items":[{"count":168,"name":"Great Lakes 2","note":"","unit":"registered","url":"https://eflight.com/models/great-lakes/2"}],"relation":"makes"},{"group":"Engines","items":[{"count":84,"name":"Lycoming AEIO-360 series","note":"180 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-aeio-360-series"},{"count":22,"name":"Lycoming IO-360 series","note":"180 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-io-360-series"},{"count":7,"name":"Lycoming O-320 series","note":"180 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-o-320-series"},{"count":7,"name":"A.C.E. UPRI MARK III","note":"100 hp","unit":"of these aircraft","url":"https://eflight.com/engines/a-c-e-upri-mark-iii"},{"count":6,"name":"Warner SS165 series","note":"175 hp","unit":"of these aircraft","url":"https://eflight.com/engines/warner-ss165-series"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":23,"name":"California","note":"","unit":"of these aircraft","url":"https://eflight.com/states/CA"},{"count":16,"name":"Texas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/TX"},{"count":11,"name":"Colorado","note":"","unit":"of these aircraft","url":"https://eflight.com/states/CO"},{"count":8,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":7,"name":"Wisconsin","note":"","unit":"of these aircraft","url":"https://eflight.com/states/WI"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":6,"name":"Great Lakes Aircraft LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/great-lakes-aircraft-llc"},{"count":3,"name":"Chandler Air Service INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/chandler-air-service-inc"},{"count":1,"name":"Western Antique Aeroplane & Automobile Museum","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/western-antique-aeroplane-automobile-museum"}],"relation":"owned by"},{"group":"Record","items":[{"count":70,"name":"NTSB accidents and incidents involving Great Lakes 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":"great-lakes","name":"Great Lakes","registered":168,"type":"maker","url":"https://eflight.com/makers/great-lakes"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}