Hydra History – 7.3L Tuning

In the expansive world of diesel performance, certain power adders brought to market over the years have been certifiable homeruns. Some of these products have even sparked renewed interest in…

PROJECT MY2K

While this magazine may be considered a performance journal by many, Diesel World Magazine does more than just hot rod diesel trucks and why three turbos could be better than two. Yes, we all…

The Purple People Eater

It was a truck Steven Giordano had seen listed on his local Craigslist for weeks. It had a 7.3L Power Stroke, low miles, the body was in great shape, and the price was right…but it was purple.…

POWER RAIL

This is a story about one man’s quest to find the limits of the 7.3L Power Stroke. HEUI, Hydraulically-activated, Electrically-controlled, Unit Injectors, was a cutting-edge sensation when it…

THE SILVER SLEEPER

7.3L performance is like a fine wine—it’s only getting better with age. Not only are ’94.5-’03 Fords being made to outrun Detroit’s latest and greatest, but they’re blowing the doors off of…

ENGINEERED TO LAST

INSIDE DIESELSITE’S LEGENDARY 4R100 Unlike the 5R110 TorqShift found in the trucks that superseded theirs, ’99-03 Super Duty owners don’t have the luxury…

AGING WORKHORSE TURNED SPRING CHICKEN, PART 2:

Part Two of our old body style Ford build rolls along this month in the form of increased high-pressure oil volume and added airflow. Last time, Flynn’s Shop installed an Irate Diesel…

Ford 7.3L Resurrection

After getting the remanufactured 7.3L short-block and heads back from L&R Automotive, John Ferguson and his team at Domestic Diesel in Chino, California, began reassembling the…

Ford 7.3L Resurrection

Some time back, John Ferguson, the owner of Domestic Diesel in Chino, California, was approached by a long-time customer looking to unload a well-used 7.3L-powered Ford pickup from his…

Project 6-Ole’ Reliable: Part 2 – Air Density Package via Banks Power

Our project was introduced in the September issue of Diesel World as somewhat of a “budget builder” to show readers that while the 6.0L has been known for its problems, with the right…

PHP Hydra 17-Position Tuner Install on Project 600-HP 7.3L

Big turbos and big injectors mean nothing without the right tuning. Nowadays, with the advent of tuning software, such as EFI Live for late model Dodges and GMs, or Minotaur for Ford’s 7.3L,…

A Surprisingly Simple, 700+ HP OBS Ford

Budget-minded drag racers have always had a knack for getting the most out of readily available engines with reasonable performance potential. And savvy gearheads have always had ways…

An Immaculate 450HP OBS Ford

Coming across a clean old body style Ford isn’t as easy as it used to be. Twenty-plus years of changing seasons, exposure to salt, and general wear and tear definitely takes its toll…