Stunt Racer 64, as indicated by the title, is likely a racing game for the Nintendo 64 console, focusing on vehicular stunts. The game probably involves racing around various tracks while performing stunts for points or to maintain speed.  Information on publishers and specific gameplay features requires additional research, particularly for the US-specific release.  The US version likely contains localized content and language.

Stunt Racer 64 (USA)

Starshot - Space Circus Fever (Europe) (En,Fr,De)