Doosan D34 (Bobcat)

Hyundai Doosan D34 3.4L Diesel Engine The Doosan D34 is a powerful 3.4 liter 4-cylinder diesel engine , specially designed for compact machines such as the Bobcat. This engine delivers a maximum power of 100 kW (approximately 138 hp) and a torque of 360 Nm, with a bore and stroke of 98 x 113 mm. Thanks to technological developments, including collaboration with Bosch injection systems and the removal of the EGR valve, the D34 delivers 158 hp after the modification, an increase of 20 hp compared to the original 138 hp. Launched between 2012 and 2013, this engine is now making its way into Korean applications and offers optimal performance without using SCR (Selective Catalytic Reduction) technology, ensuring ease of maintenance and lower operating costs. Key features: Power: 100 kW (138 - 158 hp after adjustment) Maximum torque: 360 Nm Bore x Stroke: 98 x 113 mm No EGR valve and no SCR system Ideal for compact machines, the Doosan D34 offers reliable performance in various applications. The D34 diesel engine is installed in the following Bobcat vehicles: Skid steer loaders: S740, S750, S770, S850 Track loaders: T740, T750, T770, T870 All-wheel steer loaders: A770 Versa Handlers: V519, V723