function MySQLCheckSpeed(playerid,vidd) {
    new quer[100];
    mysql_format(SQL, quer, 100, "SELECT `speed` FROM `stock` WHERE `vid` = '%d' LIMIT 1", vidd);
    mysql_tquery(SQL, quer,"MySQLCheckSpeedd","i",playerid);
    return 1;
}

if(playertextid == EngineTD[1])
    {
        if(CarInfo[OwnedVeh(GetPlayerVehicleID(playerid))][cNewEngine] > 0) return SCM(playerid, COLOR_ERROR, "Ai cumparat deja upgradeuri pentru motorul vehiculului tau.");
        new speed = MySQLCheckSpeed(CarInfo[OwnedVeh(GetPlayerVehicleID(playerid))][cModel]);
        format(string, sizeof(string), "(!) Daca vei cumpara acest produs motorul vehicului tau va devenii mult mai puternic.\nViteza actuala: %d KM/H\nViteza noua: %d KM/H\n(!) Pentru a cumpara motorul apasa pe butonul 'Cumpara', ai nevoie de $10,000,000.",speed-21,speed);
        ShowPlayerDialog(playerid, DIALOG_MOTOR, DIALOG_STYLE_MSGBOX, "SERVER: Upgrade motor", string, "Cumpara", "Anuleaza");
    }

Cand dau sa cumpar noul engine imi arata ca viteza actuala : 2312318732 si viteza noua : 0.
Si nush ca nici nu se pune noul engine pe el.