The Vanagon Dictionary

Get to know your Volkswagen.

Look up Vanagon, EuroVan and Volkswagen Bus terms, then follow the definitions to their sources.

About the Dictionary and its data

Definitions and source records come from the shared Dictionary, which remains available at dictionary.vanagon.com.

Engine and fuel systems

Vacuum non return valve

Valve that allows air to enter but not escape from a system

Attributed to vanagon_corpus_draftView source