John Deere Power Systems (JDPS) says that its new engine range will be ready for the Stage V emissions requirements. This also includes the all-new 13.6litre engine, which was designed from a clean sheet. Key features of the new engines are high torque at low rpm, good fuel efficiency and a strong torque response. The Stage V compliant engines are also designed to deliver reliable performance at high altitudes and have capacities of 2.9litres, 4.5litres, 6.8litres, 9litres and 13.6litres, with power output