https://www.forensisgroup.com/wp-con...M-1024x683.jpg
Printable View
...1960 CAT-21...Yamaha's first FRP (fiberglas reinforced plastic) boat of manufacture, was raced in the both the U.S. & Japan & sold to the general public...https://global.yamaha-motor.com/show...1960_CAT21.jpg
I think they were called flivers