When rumors began circulating last year on the Internet that Ford was replacing its 6.0L Power Stroke with a new 6.4L engine, the buzz wasn't over the new piezo injectors or the common-rail ...

In the world of heavy-duty pickups, competition under the hood is fierce, with major brands like Duramax, Cummins, and Powerstroke, making the list of the most reliable diesel engines ever built. In ...

ON CERTAIN TRUCKS EQUIPPED WITH A 6.4L DIESEL ENGINE, EXCESSIVE TEMPERATURES IN THE DIESEL PARTICULATE FILTER IN THE EXHAUST SYSTEM MAY RESULT FROM EXCESS HYDROCARBONS IN THE EXHAUST. DEALERS WILL ...

In our first installment of this engine-build series (”Project Six-Four” Part 1: Unlimited Diesel Performance Builds a 6.4L Ford from Scratch), the rock-solid short-block of Unlimited Diesel ...

You can find the 6.4L, or 392, HEMI under the hoods of several models of cars, SUVs, and heavy-duty pickup trucks from Chrysler, Dodge, Jeep, and Ram. The first Gen III 6.4L HEMI variant, introduced ...

When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...