This service manual covers the Caterpillar 6D16 Diesel Engine. This inline 6-cylinder diesel engine features a 6.5-liter displacement, a bore of 105.0 mm, and a stroke of 125.0 mm, with a compression ratio of 17.5:1. It is a liquid-cooled engine with a forced lubrication system and a dry weight of approximately 750 kg. The engine's power and torque output vary depending on the specific vehicle application.

This manual provides comprehensive information essential for the maintenance and repair of the Caterpillar 6D16 Diesel Engine. It details routine service procedures, including recommended oil type and capacity, coolant capacity, and intervals for fuel and air filter replacement. Technical specifications such as firing order and cylinder configuration are also included. This guide is designed to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of the engine.