A look at the Cummins L9 engine
The EPA 2021 L9 Productivity Series engine is the next-generation option with unrivalled power, reliability, and durability. Not only do these engines boast class-leading power and torque ratings and an unmatched power-to-weight ratio for the toughest jobs, but they also offer up to 1.5% more fuel efficiency than 2017 models. The L9 Performance Series engine has been improved even further,...