specifically reaching 408 bhp at 9,000 rpm, and 270 ft.lbf of torque at 7,000 rpm. By the end of its Formula 1 career, it achieved over 500 bhp, with a peak of 510 bhp at 11,200 rpm.

The 1983 DFY variant had an updated bore and stroke of 90.00 × 58.83 mm (3.543 × 2.316 in), maintaining a displacement of 2,993 cc. It produced 520-530 bhp at 11,000 rpm and 280 ft.lbf of torque at 8,500 rpm.

Background

In 1965, the Fédération Internationale de l'Automobile,

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