Pryce continued to make a name for himself during 1971, entering a new twin-seater Sportscar category called Formula F100, which he won with what was described by motorsports author David Tremayne as "embarrassing ease".
Pryce continuou a facerse un nome por si mesmo en 1971, entrando nunha nova categoría de coches deportivos biprazas chamada Formula F100, que gañou co que o comentarista de automobilismo David Tremayne describiu como "vergonzosa facilidade".