The updated 2025 Ram Heavy Duty and Chassis Cab pickups will be rolling into showrooms soon with new Cummins diesel ... straight-six-cylinder with 160 hp and 400 lb-ft in its 3/4 and 1-ton trucks.

Columbus, IN - Cummins Inc. announced today that the mechanical B3.3 engine will move forward to meet Tier 4 Final emissions standards in 2013 with a particulate filter aftertreatment system ...

6.4-liter gasoline V-8 engine with 429 pounds-feet of torque; 430-hp, 6.7-liter Cummins turbo-diesel inline six-cylinder with 1,075 pounds-feet; eight-speed automatic transmission; rear- or four ...