At the front, Lauda and Andretti were battling for first place, until the American made an error and was forced to let the Austrian through, and eventually dropped out due to a broken valve on his engine.
Diante, Lauda e Andretti loitaban polo primeiro lugar, ata que o americano cometeu un erro e viuse obrigado a deixar pasar ao austríaco, finalmente retirouse debido a unha válvula rota no seu motor.