it turns out, there is a company that arranges go cart runs (not racing, Kart speeds are: 12 mph for those with no license and 25 mph with a license) ) in a lot of cities

https://sellout-tickets.com/event/show/tokyo-karts-us-tour-san-diego-1548206

known as Street Kart (formerly MariCar), in Tokyo, Japan, this is coming to San Diego, Sat, Mar 28, 2026 on  La Jolla Village Drive, in San Diego

60 minute rides, organized by Tokyo Karts. 

Minimum age: 12 years

https://sellout-tickets.com/event/show/tokyo-karts-us-tour-san-diego-1548206