By Heather Burlingame, Senior Production Editor | September 28, 2010

PerkinsCovering the 10- to 60-hp power band, 400 Series 3- and 4-cylinder engines are water-cooled, naturally aspirated and turbocharged. The series goes beyond Tier 2/Stage 2 emissions legislation in terms of productivity, cost of ownership and refinement, says the company. Power and torque are increased over the previous series.