Some of it wasn't by their design... the switch to Ultra Low Sulphur Diesel in 2007, for instance. For the remainder, Cummins uses an aftertreatment system, consisting of a Diesel Particulate Filter, Diesel Exhaust Fluid dosing, and Selective Catalytic Reduction.
they are not currently making high way engines
wyotech blows
Cummins.
Cummins
they are going to run tests on their engines and make the emissions law
You can get the manuals from the vendor or official distributors for cummins NH220 engines
It is the Future, no one really knows. The current research trends say, Hydrogen or electricity. Since gasoline engines probably won't be able to meet increasingly tighter emission regulations in the future.
James (Jake) Galeota III
You can purchase Cummins engines online. Check Cummins Diesel Engines And Parts online for further information. This is a great way of doing business.
The Cummins engines are designed and manufactured by the Cummins engine company.
The Dodge pickup trucks with Cummins engines are diesel turbocharger engines. They are built by the Cummins company and have been used in Dodge Ram trucks since 1989.
Cummins Incorporated specializes in diesel technology which includes turbo technology, power generation and emission controls. The company has produced these technologies since 1919 and continues to be a leader who provides diesel engines to automobiles, trucks, RVs, trains, boats and generators.