This document is a workshop manual for Perkins New 1000 Series diesel engines used in industrial and agricultural applications. It provides detailed instructions on servicing and repairing engine components like the cylinder head, pistons, crankshaft, timing case, cylinder block, and other systems. The manual contains chapters covering general information, specifications, repair procedures, and dimensions for the different engine parts. It is intended to guide mechanics in properly servicing and repairing these engines.