Honda's Four Stroke Race History 1954-1981
Joep Kortekaas is a Dutch-born mechanical engineer who worked for one of the world's biggest multi-national oil companies, with motorcycle racing, first on a Ducati single, later on a Honda CB450 tuned by himself, his main hobby and passion. After he stopped racing motorcycles, he successfully started building and tuning racing motorcycles, both four- and two-strokes, for other people, and writing technical articles for motorcycle magazines.Since his retirement, he lives with his Japanese wife, Keiko, and his two cats in Malaysia.