From SA-MP Wiki
You can use this function to add vehicles to your gamemode. This function can only create vehicles in the OnGameModeInit callback, and vehicles created with this function cannot be removed. Check CreateVehicle
if you are interested in creating vehicles during game-runtime.
(modelid, Float:spawn_x, Float:spawn_y, Float:spawn_z, Float:angle, color1, color2, respawn_delay)
|Float:spawn_X||The X-coordinate for the vehicle.|
|Float:spawn_Y||The Y-coordinate for the vehicle.|
|Float:spawn_Z||The Z-coordinate for the vehicle.|
|Float:angle||The facing - angle for the vehicle.|
|respawn_delay||The delay until the car is respawned without a driver, in seconds.|
- The vehicle ID of the vehicle created (1 - MAX_VEHICLES).
- INVALID_VEHICLE_ID (65535) if vehicle was not created (vehicle limit reached or invalid vehicle model ID passed).
// Add a Hydra to the game that will respawn 15 seconds after being left
AddStaticVehicleEx ( 520, 2109.1763, 1503.0453, 32.2887, 82.2873, 0, 1, 15 );
The following functions may be useful, as they are related to this function in one way or another.