DW  NOZ lead

Scheid Diesel Secrets To Injector Nozzle Upgrades

Scheid Diesel Secrets To Injector Nozzle Upgrades In theory, producing more power by increasing fuel flow sounds simple enough. And there are two ways of […]
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Project Hot Rod RV Ram

Building A 1997 Dodge Ram Cummins For The Modern Age Throughout the pages of Diesel World, you’ll see anything and everything, from innovative swaps to […]

THE RECALL YOU WANTED - Cummins CP4

A Factory-Approved CP3 Conversion For Your ’19-’20 Ram With a CGI block, forged-steel connecting rods, updated pistons with low-friction rings, and 1,000 lb-ft of torque […]

7.3L Power Stroke: Best Budget Parts

A Reliable 650 HP Without Breaking The Bank Thanks to their overbuilt nature, diesels afford us the ability to double, and sometimes even triple, their […]
Illustration of the 5.9L Cummins engine

History of the venerable 5.9L Cummins

How The 5.9L Cummins Changed The Diesel Pickup Segment Forever It’s the mid-1980s and you’re on the hunt for a new-ton or larger truck… The […]
7.3L Power Stroke Diesel Tutorial

The Ultimate 7.3L Tutorial

The Ultimate 7.3L Tutorial How well do you think you know 7.3L Power Strokes? For many, the distinguishing features are well-known and documented. For others, […]
S&S Diesel Motorsport CP4 To DCR Pump Conversion

The Ultimate 6.7L Power Stroke CP4.2 Pump Fix

The Ultimate 6.7L Power Stroke CP4.2 Pump Fix While the S&S Diesel Motorsport team was in Louisville for the National Farm Machinery Show, the company […]

World’s First Full-Manual Valvebody, Four-Speed 68RFE

Full-Manual Valvebody, Four-Speed 68RFE WP Developments has created the world’s first full-manual valvebody 68RFE. The quick-shifting four-speed does away with the use of the 68RFE’s […]

The Billet Super B

Inside Haisley Machine’s New Billet-Aluminum Block Cummins—And How It Turns Out So Much Power If you’ve been to a truck pull over the past 15 […]