Mountain Slot Car Racing 3D is a realistic car racing game with a lot of excitement. In this game, you can drive a 4x4 truck in 10 different mountainous regions. Each region has different terrain and different weather. Every time you win a race in a particular region, you will be rewarded with a new truck. You can use this new truck to drive to the next region. There are also different levels in this game. You can complete 10 levels and win a prize.

To play this game, you will have to control your truck using the arrow keys. You will have to accelerate, brake, and steer to control the truck. You will have to change the gear to move forward or reverse. You will be rewarded with new trucks and other cars. Every time you win a race, you will be given a new truck.