Inline-six common-rail Construction Machinery Assy1706 C9.3 for Road rollers, cranes, loaders agriculture and forestry machinery Product Description: The Perkins 2806D-E18TA is an 18.1-liter, inline-6 heavy-duty industrial diesel engine belonging to the Perkins 2800 Series (or 2000 Series platform). Featuring turbocharging and air-to-air charge cooling (TA) technology, it is specifically designed to meet the rigorous demands of heavy-duty industrial machinery such as large