DROVE VEHICLE APPROX 10 MINUTES SMELLED A BURNING SMELL, THOUGHT IT WAS THE VEHICLE DRIVING IN NEXT LANE, ABOUT 5 MINUTES LATER WHILE STOPPED AT A RED LIGHT LIGHT, I NOTICED THE HEAVY SMOKE COMING FROM ENGINE, I EXITED VEHICLE AND JUST 1-2 MINUTES ENGINE WAS FULLY ENGULFED IN FLAMES.