2005 MITSUBISHI LANCER EVOLUTION Engine And Engine Cooling Problems

MY CAR WAS PURCHASED ON 11/23/05. ONE WEEK AFTER PURCHASE, SERVICE MANAGER INFORMED ME THAT MY OIL WAS REALLY LOW AND ADDED A QUART OF OIL. HE ADVISED ME TO CHECK THE OIL LEVEL REGULARLY. I NOTICED THAT I HAD TO ADD A QUART OF OIL EVERY 1,000 MILES OR SO. I VOICED MY CONCERN TO THE SERVICE MANAGER WHEN I HAD MY FIRST OIL CHANGE AND WAS TOLD THAT "A QUART OF OIL LOSS PER 1,000 MILES IS NORMAL". I CHECKED MY OIL REGULARLY TO AVOID ANY PROBLEMS UNTIL ONE DAY, I FOUND OUT ABOUT OIL CONSUMPTION TESTS. I TOLD THE SERVICE MANAGER ABOUT IT AND HE ARRANGED TO HAVE IT DONE ON MY NEXT OIL CHANGE. THE FIRST OIL CONSUMPTION TEST REVEALED ABNORMAL RESULTS WHICH PROMPTED THEM TO REPAIR THE PROBLEM. ANOTHER OIL CONSUMPTION TEST WAS DONE AND IT SHOWED A MORE FAVORABLE RESULT. I CHECK THE OIL...