The data indicates that for the Mercedes-Benz CLK (2002-09) 320 2DR Coupe 3.2 Avantgarde Tip Auto, the vast majority of vehicles (100%) are equipped with a 3.199-liter engine capacity. Regarding fuel type, almost all vehicles (99.1%) run on petrol, with a very small proportion (0.9%) being bi-fuel Gas vehicles. This demonstrates that petrol was overwhelmingly the preferred fuel, and engine capacity remains consistently aligned with the 3.2-liter specification for this model.