The official description says to race for all-or-nothing with friends. That is the entire published ruleset. Track count, stake minimums, car stats, and a second-place payout are not in the description. Guides that describe the mode treat the winner as taking the pot and everyone else as losing their stake.
Servers are reported as six players. Races are against people in that server, not a separate ranked queue that anyone has documented.
When a race is a reasonable spend
- Your collection is already earning, so a lost stake does not stop the next crate.
- You and the other player agree on the stake before the race. The description frames this as racing with friends.
- You can read the stake on the prompt and you can lose it.
When to skip it
Skip races in the first session. Early cash is the first crates and Crate Roll Luck. A wager does not add a car, and the average result of an even wager is zero before whatever variance you hit. No car tier list for racing is justified: no performance stats are published, and a "best race car" ranking would be a guess.
After the race
If you won, move the pot into a crate or an upgrade on purpose. If you lost, do not chase the loss with a larger stake. The income engine is still the display wall.