Read more DEUTZ TCD 7.8 L6 Price on application Water-cooled 6-cylinder inline engine with turbocharging, charge air cooling and cooled external exhaust gas recirculation. Engine and exhaust aftertreatment (EAT) are optimized for highest total system efficiency and thus ensure lowest consumption and total operating cost. Consistent installation and connection dimensions of the engine facilitate the changeover of existing installations to the next stage of the emission laws. The size and design of the engines will remain identical in the change to Stage V due to a protected technology. No changes to the customer‘s device. A variant without EAT is available as an option for less regulated markets.