These engines power some heavy haulers.
COLUMBUS, Ind, — Cummins unveiled a new 2025 6.7-liter Turbo Diesel Pickup engine system for Ram Heavy Duty, along with its partners at Ram, on Wednesday. As part of this, Cummins and Stellantis have ...
Lest we forget that fuel-economy gains can come through normal evolutionary means, Detroit Diesel has announced that it can improve the thermal efficiency of its heavy truck engines to 45 percent ...
Cummins’ 6.7L Turbo Diesel advanced engine system and powertrain will be offered in the recently announced 2025 Ram 2500; 3500 heavy-duty pickups; and Ram 3500, 4500, and 5500 chassis cab trucks.