Diesel truck fans may have heard the legends surrounding the 12-valve Cummins. Found in trucks like Dodge Rams from 1989 to 1998, its fully mechanical fuel system and rugged injectors are celebrated ...

Cummins diesel engines and the Ram truck combined forces some years ago, creating what some would describe as the best partnership since peanut butter and jelly. The first-gen Cummins engines cost a ...

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, pressure spikes to ...

As newer and flashier trucks became available, many people forgot about the older '89 to '93 Dodges. There's no doubt that this early 5.9L Cummins is a workhorse, but can it make power? The answer is, ...

In the last year or so, third-gen Dodges ('03-'07) have really come on strong. We're starting to see more and more of them produce big power numbers, and also run speedily down the dragstrip. At the ...

Fuel is supplied from a Denso HP4 high-pressure fuel pump putting out 29,000 psi of fuel pressure, and, like the Cummins, it is fed to the injectors via a common rail. The Duramax employs a variable ...

WEATHERFORD, Texas —Cummins announced today that it is officially endorsing and recommends two Power Service products—Diesel Kleen +Cetane Boost and Diesel Fuel Supplement +Cetane Boost—for use in ...

For the first time in company history, Cummins has officially endorsed diesel fuel additives, recommending two Power Service products, Diesel Kleen + Cetane Boost and Diesel Fuel Supplement + Cetane ...