Caterpillar 3408 key engine specs,essential bolt torques and manuals, including the disassembly and assembly manual and the specifications manual. Basic specs include images, displacement, dimensions and weight, key torques, the characteristics of the engine like its power and torque. There are many links to more torques, assembly clearances, specifications, and workshop procedures for these engines. Links to workshop manual specifications and procedures are on this webpage. Barrington Diesel Club provides specs, bolt torques, assembly clearances and workshop procedures for many makes and models of diesel engines.