The Caterpillar 3406B engine's specifications include a 6-cylinder, 14.6-liter, 6.5-stroke diesel engine that pushes 350 horsepower with the help of a turbo. It displaces 893 cubic inches and features a piston bore diameter of 5.400 inches that operates at 1,800 revolutions per minute.
The Caterpillar 3406B engine has been in use for more than 20 years. Caterpillar originally created the 3406 line of engines for use in boats, but many of the engines have been recommissioned to operate many kinds of equipment. These engines are also in some tractors, combines, and harvesters. In fact, the reliability of the Caterpillar's design has made it a favorite among farmers and other members of the agricultural community.