Cat engines with Tier 4 technology meet tough emissions standards and deliver the performance and efficiency you expect from Caterpillar.
Perkins has made a lot of different engines, some more well built than others and they never been considered as an premium industrial engine maker, but they are very nice to own, parts supplie is easy, even on many very old engines, quit easy to rebuild.
Cummins diesel engines are the most powerful and reliable engines on the road, on the water and at the worksite. Ranging from 2.8 to 95 liters of displacement, our diverse engine lineup allows customers around the globe to leverage the perfect Cummins engine for their specific needs