Never Satisfied: The Perpetual Transformation of an LMM

Playing with trucks is an affliction that never ends. For most of us, we don’t just build our trucks and then sit back and admire […]

Flawless Fabrication: An F-450 Built with Pure Dedication

Approximately 30 miles northeast of Austin, Texas, sits Taylor, an oasis of small town charm surrounded by the vast agriculture industry that is central Texas. […]

Welcome to Sleeperville: The Stock-Appearing 550-HP F-250

Not everyone sets out to perform a general repair on their truck and then proceeds to add 300 hp to it—but that’s exactly what David […]

HOT PRODUCTS

Coolant Fixed PPE Dmax Coolant System Hoses Factory coolant hose “T” fittings, generally molded hose made out of plastic, are prone to cracking at junctions, […]

Scheid Diesel Extravaganza

20 Years and Still Going Strong Now in its 20th year, the Scheid Diesel Extravaganza (known as SDX for short) is one of the most […]

The Truth About Transmissions

Dissecting the Allison 1000, Dodge 47/48, and Torque Converters with Dave Goerend While Diesel World Editor Adam Blattenberg was over getting a crash course in […]

Boost Juice

In-Depth Testing: Snow Performance Water Methanol Injection What is water-methanol injection and how does it apply to me? By injecting a mixture of water and […]

Haters Gonna Hate: After Hours Bikes’ Diesel-Powered Hater 3

Before the turn of this century, fitting a diesel motor onto the frame of a motorcycle was rarely attempted because of the engine’s poor power-to-weight […]

MILE-HIGH MADNESS

NHRDA Drag Racing and Sled Pulling Featuring Colorado’s Best! Now in its 12th year, the National Hot Rod Diesel Association (NHRDA) has been busy hosting […]

Tractor Talk: WD-40, Part Deux

Still Exceeding Design Specifications at 81 Years Old Back in the November 2015 Tractor Talk we showed you a 1935 McCormick-Deering WD-40. The WD-40 has […]

The Minus Max: Smart-Built 600-HP 2500HD

When it comes to building a diesel truck, most enthusiasts follow the “more is more” approach, with huge turbos and injectors, multiple pumps, and usually […]

Obsessed: Squeezing 1,100HP from a Single Turbo Duramax

When it comes to high performance diesel, Eddyville, Iowa’s AJ Hynick didn’t start in the kiddie pool; he jumped in the deep end with both […]

Blazing Lights: A 3500 Dually Called Plexus

What’s in a name? Well, a rose by any other name would still smell as sweet, as Bill Shakespeare famously observed. On the other hand, […]

Ultimate Working Heavy Hauler— Duramax Edition

Improving Hauling and Fueling Capabilities We introduced this 2003 Silverado 3500 LB7 Duramax in the December issue to show you what it takes to convert […]

New Products

Boosted New 7.3L Turbos from DieselSite DieselSite has finally released a rebuildable ball bearing turbo for the 7.3L Power Stroke. Never pay full price for […]

Decade in the Making: The 9-second Triple-Turbo Duramax

We’ve seen it once, we’ve seen it a dozen times: a street truck that gradually gets faster and faster until it eventually morphs into an […]

Low and Lethal: A 2500HD with a Unique Suspension Setup

We first noticed Mike Durand’s ’10 GMC because of its unmistakably low stance. Despite the huge drop, he also told us he used the Duramax-powered […]

One Year Wonder: The 1957 Case 600D

The 1953-56 Case 500 Diesel had been a success and put J.I. Case’s firmly into the diesel tractor market. That engine had started development in […]