Motorized 8ft.fiberglass humpback "surf-jet"

Back in the mid 1980s I was invited to visit Canyon Lake with my coworker who had borrowed a “SURF-JET” !! NOT A Jetsurf or a jet board not an electric surfboard … I DISTINCTLY REMEMBER IT WAS A “SURF-JET” !!
IT WAS 8 FEET LONG AND HEAVY AS HELL AND RAN ON GAS BUT I DONT KNOW IF IT WAS 2 OR 4 STROKE … STAND UP , PULL THE RECOILING START CORD AND IT STARTED RIGHT UP !! THE ENGINE WAS UNDER THE HUMP ON BACK AND THE JET HOLES INPUT AND OUTPUT ON THE BOTTOM…DUH!! IT WAS LEAN STEERED WITH A CABLE HANDLE WITH A SQUEEZE THROTTLE FROM THE FRONT OF THE BOARD .
I CANT FIND ONE ANYWHERE !! FOR SALE OR JUST LOOK AT !! SOME PEOPLE DONT EVEN BELIEVE ME IT EXISTS CUZ IT DID GO FAST AND WAS SO COOL !! IT WENT SURFING SPEED ON A CALM LAKE !! HAVE YOU EVER SEEN ONE OF THESE LONG HEAVY BOARDS ??