Yokohama will celebrate it’s one-hundreth World Touring Car Championship race this weekend as the series heads to Portugal for rounds nine and ten of the 2010 season.

The Japanese tyre manufactuer started it’s partnership with the series back in 2006 and has seen Andy Priaulx, Yvan Muller and Gabriele Tarquini crowned champions.

Yokohama has a rich motor sport heritage which dates back to 1963 when they provided rubber for various Japanese motor sport series.

In celebration of the milestone all WTCC cars will feature a windscreen and door sticker bearing a new one-hundreth race logo.

Race 1 is scheduled for 12:05 on Sunday 4 July with the second race following at 16.50.