About the national motocross championships, of which the press can find no evidence?

He was the first British rider to win a 250cc motocross championship.

Despite the series not being an official motocross championship, over 4,000 fans regularly turn up at events.

While he was never able to capture an international title, he won 14 German motocross national championships.

Ernesto's dominance also gave him several 125cc Latin American motocross championships.

In the 1961 European motocross championships, he finished the season in second place behind Bickers.

He won two consecutive 250cc European motocross championships in 1960 and 1961 for the Greeves factory racing team.

Memnun has won 11 motocross championships in the 125 cc and 250 cc categories.

The year Watts turned pro, 1996, he won the Australian 500cc Motocross Championship.

He finished tenth in the American Motocross Championship in the 450cc Class.