As users play the game and earn experience points, they can upgrade some of their engine attributes. Some attributes are fixed and cannot be upgrade.
Top Speed (1-10): upgradeable
Acceleration (1-10): upgradeable
Handling (1-10): not upgradeable
Zone 1 (1-3): not upgradeable
Zone 2 (1-5): not upgradeable
Zone 3 (1-5): not upgradeable
1 -> 2
80
2 -> 3
120
3 -> 4
180
4 -> 5
270
5 -> 6
410
6 -> 7
610
7-> 8
910
8 -> 9
1,370
9 -> 10
2,050
Total Cost from 1 -> 10 per Attribute
6,000
Last updated 4 years ago