Hydroplane racing burst onto the Seattle scene in 1950, and local sports fans embraced it with a passion that is hard to imagine. Throughout the early 1950s, thousands of fans flocked to Lake Washington to watch classic races between Seattle's Slo-mo-shun boats and a fleet of East Coast challengers. For over 40 years, hydroplane racing was synonymous with summertime in Seattle. During its golden age, when "hydro fever" was at its height, drivers like...