In 2003, the popular heavy-duty truck offered the Cummins third generation of engines, the 5.9-liter inline-six-cylinder diesel. Another change was a switch to 24-valves over the previous 12-valve ...

The Duramax diesel is a series of diesel engines manufactured by General Motors. Here's a breakdown of the generations over the years.

Cummins offers its 6.7L Turbo Diesel as a crate engine in several variations. Here is how many versions it offers and the ...

Cummins diesel engines have a reputation for toughness and reliability. Back when Ram was a subrand of Dodge, the third-gen and fourth-gen 2500/3500 heavy-duty trucks were offered with the 6.7 ...

Cummins stock jumped Tuesday after the diesel engine maker posted solid fourth-quarter results and an equally solid outlook ...

Cummins Inc. has produced its 2-millionth diesel engine for Ram Trucks, highlighting the latest ... and durability =B20 fuel capability =Next-generation Selective Catalytic Reduction (SCR) and ...