WHITE ENGINE BOUGHT BY PRIVATE INVESTOR White Engine, a manufacturer of industrial and automotive diesel and gasoline engines with more than 100 mln dlrs in sales, said it has been sold to a group of group investors. White Engine said the purchase is led by Donald Stewart, a private investment banker, along with White senior executives. A source close to the transaction said the purchase prices is being set at more than 55 mln dlrs. The company said it will change its name to Hercules Engines Inc, and Stewart will be the majority interest owner, as well as the president and chief executive officer. In addition, John Lennon, current chairman and chief executive officer, will remain as chairman, he company said. And Joseph G. Scheetz, currently president, will be vice chairman, according to the company.