2008 Mercedes M Class ML 500 The Mercedes-Benz M-Class has entered the new model year with a new engine. The 285 kW/388 hp model ML 500 4MATIC is now equipped with the 5.5-litre V8 petrol unit, which increases the output by 82 hp compared to the preceding model and boosts the maximum torque from 460 to 530 newton metres. 2008 Mercedes M Class ML 500 2008500classmercedes in Public bookmarkswith 2008500autoautomotivecarsclassmmercedesml