We're all familiar with the role injectors and turbochargers play in increasing a diesel engine's horsepower. However, when camshafts and cylinder heads are thrown in the mix, the familiarity isn't ...

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 ...

Witness the transformation as we tackle the ultimate engine swap—replacing a 6.4L Power Stroke with a 12-valve Cummins in this 2010 Ford F350! From oil pan mishaps to custom fittings and a scavenger ...

The crew at Power Driven Diesel (PDD) is in for a full teardown and rebuild of its "Godfather" truck after the rig's 12-valve Cummins diesel engine exploded on the dyno during the 2021 Ultimate ...