Cars:
2002 Mazda RX7 Spirit
1989 Porsche 944
Rules of upgrade challenge:
1: Winner of 1v1 can buy parts using (insert amount, usually 5k) after each race, loser can use double the amount of winner's money. (As an example, 5 player amount could be 2k, 4k, 6k, 8k &10k)
2: Money can be saved for later use. (Most commonly used for engine swaps)
3: Same weight rims & non adjustable visual customizations are allowed.
4: No drivetrain swap.
5: AWD cars can only upgrade to drift tires, RWD get's 5k and FWD get's 10k extra money at start.
Cars are generally picked by either:
A: Randomizing certain PI. (Example: If result is 555, cars from 545 to 565 are allowed)
B: Certain starting money, car + upgrades have to cost less.
C: Car is determined by wheelspin (By far the most unbalanced option)
Maps are randomized from certain map pool. Usually best of 9.