The new Doosan DA30 articulated dump truck is powered by a 6-cylinder interim Tier 4 compliant diesel engine with a gross power output of 365 hp, the new DA30 offers an 8-percent increase in engine power compared to the previous MT31 model. It also offers a 28-percent increase in gross torque to 1,381 foot pounds at 1,300 rpm, and a higher top speed of 34.2 mph.