M12 or M-12 or M.12 may refer to:
== Automobiles == BMW M12, a turbocharged 1500 cc four-cylinder Formula One engine of the 1980s McLaren M12, a racing car for the Can-Am series Mercedes-AMG F1 M12 E Performance, a 2021-spec Formula One power unit Noble M12, a British sports car Vector M12, an automobile made by Vector Supercars
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).