CATERPILLAR has announced new horsepower ratings for its C11, C13, and C15 on-highway engines. At the top of the list are two new ratings for the C15, which will be offered with 625 hp and 600 hp ...

Emissions regulations are tightening, and even now, new diesel truck owners are feeling the pain of decreased fuel mileage and clogged diesel particulate filters. In order to stay on top of new ...

Gear fast, run slow. It’s a universally accepted principle of linking engine with drivetrain to give you a balance of performance and fuel economy. But how about spec’ing to run 105 km/h at 1,325 rpm?

SAE Transactions, Vol. 102, Section 3: JOURNAL OF ENGINES (1993), pp. 311-326 (16 pages) Caterpillar Inc. has developed a new diesel engine fuel system, powered by hydraulics and controlled ...

A sixth proposed class-action has been has been filed against Caterpillar alleging emission-control systems on its model-year 2007 thru 2010 C13 and C15 engines are defective and that Cat was aware of ...