Lamoreaux became a motorcycle enthusiast and he finally convinced his mother to allow him to buy an Indian Scout in 1923, when he was only 16 years old.

[1] Nicknamed 'Lammy', he competed in California in the mid-1930s, and rode for the Wimbledon Dons from 1937[4] until the outbreak of World War II.

[5] During World War II he promoted speedway in the US, and in 1946 won the American National Championship in Los Angeles.

Wilbur Lamoreaux also rode in Australia during his career, finishing second to 1938 World Champion Bluey Wilkinson in both the 1938 Three and Four Lap Australian Championships at the Sydney Showground Speedway.

[6] He also represented the USA in test matches against the Australians at other tracks around the country including the Sydney Sports Ground and Olympic Park in Melbourne.