The largest 4-cylinder engine in a production car belonged to the 1961 Pontiac Tempest Le Mans, with 194.5 ci capacity. Pontiac developed the Trophy 4 engine as a cost-effective solution ...

The Pontiac brand ... Tempest with the label "Trophy-4." Tempest buyers could also get a 215 cubic-inch Buick V8, and a 421-inch V8 arrived in late 1961. The larger engine began to overtake ...

Unlike the competition, which relied heavily on inline-six engines, Pontiac dropped a straight-four into the Tempest. Called the Trophy 4, the 195-cubic-inch (3.2-liter) powerplant was created ...