Volvo B6304s engine
3.0-liter, 24-valve engine Volvo B6304S was installed by the company from 1990 to 1999 and used in the popular 960 model in Europe, as well as in similar sedans S90 and wagons V90. Modifications of this engine with a catalyst were known as B6304F and B6304FS. 6-cylinder Modular engines: B6284T, B6294S, and B6294T.