How do you increase horsepower in a diesel engine?

Whether you are working on a 5.9 L or an old Cummins 4BT diesel, learn as you go and remember it's the countless hours of in the garage that is the enjoyable part not the destination. There are many ways to increase horsepower in a diesel engine including cylinder head boring, larger turbos, bigger injectors and air intake modifications.

Why do you need a torque converter for a diesel engine?

Once you add more power to a diesel engine you are subsequently going to put a lot more stress on all of the internal and ancillary components. One point of failure that is often overlooked is the transmission. A high performance torque converter will be able to handle the increased torque created during the all of the modifications.

Can you add more power to a diesel engine?

The good news is that there are plenty of ways to add more power to a diesel engine that don’t require expensive modifications. This article will address what is capable by changing the hard internal components of the engine as well as 13 common aftermarket modifications to add more power to a diesel engine.