Diddy Kong Racing ROM Download for Nintendo 64 (N64) on Emulator Games. Play Diddy Kong Racing game that is available in the United States of America (USA) version only on this website. Diddy Kong Racing is a Nintendo 64 emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Diddy Kong Racing (V1.1), Donkey Kong 64 and Hot Wheels Turbo Racing as shown below. Diddy Kong Racing works on all your devices in high quality.