The 15-liter engine will offer ratings up to 500 hp and 1,850 ft-lbs. of torque and is expected to weigh 500 lbs. less than comparable 15-liter diesel engines currently available on the market while not requiring Selective Catalytic Reduction (SCR) to meet 2024 California or Environmental Protection Agency emission standards. “We are bringing this to our customers who have been asking for a natural gas option for long-haul trucking and we are bringing them a very cost-effective and efficient option,” states Brett Merritt, vice president of Cummins’ On-Highway Engine Business. When powered with renewable natural gas (RNG), using methane collected from organic waste as the primary fuel source, the system can be credited with a neutral to negative carbon index, resulting in net greenhouse gas (GHG) emissions at or below zero. More >>