Entry 24
F1 cars were entered for the event, the biggest field of the season. American
Mario Andretti entered in a third
Lotus, while his
United States Auto Club (USAC) rival,
Bobby Unser, replaced
Richard Attwood at
Owen Racing Organisation (
BRM).
Scuderia Ferrari ran a third car for rising English star,
Derek Bell, while
David Hobbs was fielded by
Honda Racing. McLaren's
M7A had to stop for more oil on lap 35 and retired. Stewart retired on lap 43 when his
Cosworth engine failed. Hulme was by this stage already leading the race, and when Siffert went out with a rear suspension failure, nine laps from the end, Hulme was left to win. He won in a time of 1hr 40:14.8mins., averaging a speed of 146.284 mph. There had been a battle behind him, between
Johnny Servoz-Gavin,
Jacky Ickx and
Jochen Rindt. The
Ferrari of Ickx had emerged ahead, only to stop in the closing lap for more fuel. In the process, he dropped to third behind Servoz-Gavin, while Rindt had to retire with an engine failure.
Piers Courage,
Jean-Pierre Beltoise, and
Jo Bonnier rounded out the top six, with no other finishers. == Classification ==