if getElementData(veh, "vehicle:handlingtest") == 1 then
local acceleration = getVehicleHandling(veh).engineAcceleration
local velocity = getVehicleHandling(veh).maxVelocity
setVehicleHandling(veh, "maxVelocity", velocity+50)
setVehicleHandling(veh, "engineAcceleration", acceleration+30)
end
-- wczytywanie pojazdu
setElementData(veh, "vehicle:handlingtest", vehicle["handling_test"])