Jamin Seat breaks down the physics behind the diesel Cold-Start. Gas engines spark easily, but diesels must fight physics to run.
This abandoned first-gen Cummins mini semi sat under a tree for 17 years. KeepRTuned brings the 12-valve diesel engine back to life.
Myer of Power Driven takes an old 1995 Dodge Ram and performs a Duramax chassis swap to gain 4WD capabilities.
The biggest diesel truck news of 2025 includes recalls, emissions laws, dyno tests, drag races, and major OEM powertrain changes.
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