Called the B6.7 Octane, Cummins' first gas engine is a turbocharged 6.7-liter inline-six that runs on 87-octane gasoline. Output ranges from 200 horsepower and 600 pound-feet of torque to 300 hp ...

Expensive repairs? Find a warranty to cover future costs. Engine repairs aren’t cheap, but there is good news: You may not need an entirely new engine — just a repair. Even if you do need a ...