Another reported problem with the injectors in the 5.9 Cummins is leaking, with signs of a leaking injector including things like white smoke and a strong diesel fuel smell.

Read about these 24-valve Cummins running twin CP3 injector pumps making massive horsepower and torque, only on dieselpowermag.com, the official website of Diesel Power Magazine ...

Read about the Dodge first-gen performance parts that will create big horsepower for your '89-'93 Cummins diesel, only on dieselpowermag.com, the official website of Diesel Power Magazine.

The end result is a tool that Cummins, and eventually all engine designers, can use to virtually peer into the inner workings of fuel injectors to make them more efficient.

In the swirling, churning fireball at the heart of every internal combustion engine, complexity reigns supreme.Valves and pistons lunge up and down at thousands of feet per second ...