Question: are all cummins engines diesel?
Answer: Cummins pickup truck engines provide legendary power, reliability and durability. No wonder so many pickup truck owners insist on Cummins or nothing at all. The Cummins 6.7L Turbo Diesel engine is available in RAM 2500 and 3500 Heavy-Duty pickup trucks and RAM 3500, 4500 and 5500 Chassis cabs.