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 wake of all the catastrophic failures associated with the 6.0L Power Stroke, the 6.4L had a lot to live up to when it was introduced for the ’08 model year. For the most part, it has. The ...

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 ...

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 ...

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 ...

Nine hundred and fifty rear-wheel horsepower. "That's how far you can push a stock 6.4L Hemi block before you need to worry," says Dave Weber from Modern Muscle Xtreme (MMX). You just need to add a ...