"Fred Farley says, "The U-21 designation first appeared in 1949 on Henry J. Kaiser's ALUMINUM FIRST. Henry J, unfortunately, knew just enough about hydroplane design to be dangerous. The boat was a fiasco and quickly faded into…"
"The boat was owned by Henry Kaiser, who also owned a similar boat called Hot Metal. I think he was owner and/or president of Kaiser Aluminum. (He also started the auto companies which built the Kaiser, Fraser, and the Henry J.) I…"
Unfortunately you might be right about the value of the 375 motor by itself.....although this engine was never in a car; it was built specifically for THIS boat (Castoldi added the 2 superchargers), and has always been there. Therefore there…"