Kubota D902 Diesel Engine in a mini excavator

Find Out if the Kubota D902 is the Right Diesel Engine for Your Mini Excavator!

Are you looking for a reliable and fuel-efficient engine for your mini excavator? If so, then the Kubota D902 may be the perfect engine for you. This blog post will look into the advantages and disadvantages of this engine, and help you decide if it’s the right choice for your mini excavator.

Introduction of the Mini Excavator Kubota D902 Diesel Engine

The Kubota D902 is a diesel engine manufactured by the Japanese company, Kubota. It is a 3-cylinder, 4-stroke, 0.9L water-cooled diesel engine that is rated for 11.8 kW. The engine is designed to be used in mini excavators under 2 tons and other equipment like tractors. 

Kubota corporation is producing engines for over 100 years and their engines are known for reliability 

Advantages of the Mini Excavator Kubota D902

The Kubota D902 has several advantages that make it a great choice for a mini excavator engine.

  • Reliability: First, the engine is extremely reliable. It has a durable construction and is designed to last over 10,000 hours. 
  • Fuel Efficiency: This engine delivers exceptional fuel efficiency in its class with the help of E-TVCS technology. Superior Fuel efficiency is one of the major selling point for Kubota U17 mini excavators that are equipped with this engine 
  • Low Maintenance Cost: D902 was designed with ease of maintenance and repair in mind. These engines are easy to work on conduct regular maintenance. Plus with the design being around for almost two decades there are lots of parts and information resources available
  • No need for Diesel Exhaust Fluid: Kubota D902 is not equipped with DEF system which means that you will save cost of DEF fluid and avoid possible DEF system issues that could be costly to repair 
  • Low NoiseHalf-float valve cover and coated pistons reduce vibrations and noise levels. 
  • Compact Size: D902 is Kubota's super mini series engine that is a great fit for mini excavators   
  • Low Emission: Kubota D902 meets EPA tear 4 emission regulations as well as other European and Asian emissions standards 

Disadvantages of the Mini Excavator Kubota D902

The D902 is a great engine, but it has it's limitations. Main limitation of D902 in mini excavator application include:

  • Super Mini Series: D902 pack a huge punch for it's size, but its best performance is in excavators with less than 2 tons operating weight. If you are looking for a larger excavator than 2 tons, it is advisable to make sure that it will be equipped with a larger engine   
  • Initial Cost: D902 is a Japanese engine that has a higher price than some of the alternatives. When comparing to some mini excavator gasoline engines, D902 could cost up to 75% more

Mini Excavator Kubota D902 Diesel Engine, Conclusion

Considering Pros and Cons of Kubota D902 engine, it can be a great fit for mini excavators under 2 tons operating weight. IT has a time proven design with great reliability, fuel efficiency, lower maintenance costs and low noise level. This benefits come with an extra initial cost, but many people will agree that it is well worth it.     

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