The big list for engine manufacturers.
Albania - Shqipëria
Andorra
Armenia - Հայաստան
Austria - Österreich
Azerbaijan - Azǝrbaycan
Belarus
Belgium
Bosnia and Herzegovina
Bulgaria
Croatia
Cyprus
Czech Republic
Denmark
Estonia
Finland
France
Georgia
Germany
Grece
Hungary
Iceland
Ireland
Italy
Kazakstan
Latvia
Liechtenstein
Lithuania
Luxembourg
Malta
Moldova
Monaco
Montenegro
Netherlands
North Macedonia - Северна Македонија
Norway - Norge
Poland - Polska
Portugal
Romania - România
Russia - Россия
San Marino
Serbia - Srbija
Slovakia - Slovensko
Slovenia - Slovenija
Spain - España
Sweden - Sverige
Switzerland - Schweiz
Turkey - Türkiye
Ukraine - Україна
United Kingdom
Vatican City - Città del Vaticano