Diesel Tech / How-To

The Axle And Suspension Conversion That Brings Your OBS Ford Into The Modern Age More than a quarter-century after production ended, old body style Fords […]

And The Aftermarket Parts That Address Them For more than two decades, the Allison name has been synonymous with the Duramax, the common-rail, aluminum headed […]

How Much is Too Much for the Almighty Cummins? Here at Diesel World, we spend a lot of time pointing out the weak points and […]

How To Affordably Make Your ’03-’07 Dodge Run With The Rest Of The Pack As the 5.9L third-gens continue to age, more and more folks […]

Testing Turbo Time USA’s Lightning Bolt Performance VGT Solenoid On A Retrofitted ’13 6.7L Power Stroke When variable geometry turbochargers hit the diesel market in […]

The Inner Workings of An LMM Built to Live at High-RPM We see a lot of engines go together here at Diesel World, but occasionally […]

Inside the Cutting-Edge Technology On Display At U.C.C. 2022 Without a doubt, new ground was broken at the 2022 Ultimate Callout Challenge. Three trucks ran […]

Buying Used and Getting Back to Basics It’s been a year since this truck was purchased to help generate, what we hope, is good technical […]

How Factory Bottom Ends Are Kept Alive At Huge Torque Levels Whether the platform is Power Stroke, Duramax or Cummins, experienced tuners, knowledgeable mechanics, and […]

Inside PPE’s New Cast-Iron Duramax Heads Despite the fact that the Duramax’s OEM cast-aluminum cylinder heads hold up well in many applications, at the high-end […]

A 50-State-Legal Tuning with over 136 horsepower gain at the Wheels! Around a decade ago it seemed like it was the wild West with diesel […]

Getting 650 to 700 HP Out Of Stock Is Easier Than You Think If you’re ready to play with your 6.7L Power Stroke, a decade-old […]

The Blueprint For Making Your 24-Valve Cummins Relevant In Today’s High-Horsepower World The second installment in this underdog diesel series brings us to the VP44-fueled, […]

How The 7.3L Power Stroke HPOP Works In the mid-1990s, tightening particulate matter emissions standards gave birth to the hydraulically actuated electronic controlled unit injector […]

Make Your 7.3L A Contender Without Sacrificing Durability A quarter century ago, Ford’s HEUI-injected 7.3L Power Stroke was state-of-the-art. These days however, your ’94.5-’03 Ford […]

Buying Used and  Getting Back to Basics We’re coming up on a year of ownership with Project My2k and have really turned this thing around. […]

Buying Used and Getting Back to Basics Over the course of it’s nine year run of production, International produced almost 2-million 7.3L Power Stroke engines […]

Cummins, Duramax, Power Stroke —They All Break As much as some of us hate to admit it, diesel engines do fail. Pushed too far, there […]

How Modern Era Emissions Systems Work (And Fail) If you’ve owned a diesel truck over the course of the last 15 years, chances are you’re […]

How 7.3L’s Are Making Quick And Consistent 7.70, 6.70, and 5.90 Index Passes Everyone loves an underdog. And in the world of diesel drag racing […]