Volvo does not build many cars like the Volvo 760 with gasoline engine, made in small numbers.
Under the skin
Under the skin sits gasoline engine. These are manufacturer figures carried by Wikipedia and Wikidata, not road-test measurements.
In context
Where it sits in Volvo's history is not in doubt: it was built at Kalmar. Nearby in the Volvo catalogue sit the Volvo 144 and the Volvo 264 TE.