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Consistent Oil Supply: Why the HPX makes a big difference in 7.3 operation and longevity

The 7.3L Powerstroke engine uses a HEUI (Hydraulically Actuated Electronically Controlled Unit Injector) fuel injection system. This means that the fuel injectors are actually fired by highly pressuri

FAQ

Do you sell parts for Cummins or Duramax?No, we are currently committed to only the Powerstroke market. Do you sell authentic OEM parts?Yes, we are an Authorized Dealer for Motorcraft, Ford,...

Route 1-Click Protect

What is Route? Route Protect is a premium package protection that offers you "peace of mind" for all of your orders at an affordable price. The Route Protect insurance premium is calculated off of...

Blown Boots And Collapsed Factory Stamped Steel Plenums - How And Why It Happens, And How To Prevent It.

Blown boots are some of the most common concerns in all of diesel. Just about everyone has delt with one, and when it happens, it’s always during a high stress situation. You’re towing heavy up a grad

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Riffraff Diesel, Inc. (“Riffraff Diesel,” “we,” “our,” or “us”) respects your privacy. This Privacy Policy explains how we collect, use, share, and protect personal information when you visit...

The most popular monitoring device, hands down: Edge Insight CTS3

The Edge Insight CTS3 is a digital gauge display built around a 5” high-resolution swipe touchscreen with multiple layouts, customizable colors/backgrounds, and a notification/alert setup so you can s

Freeze Plugs - Why they fail, how to replace them

On the list of common things that fail on 7.3’s, freeze plugs are fairly low; however, as these trucks grow in age, they’re becoming more and more common. Failure can occur in many ways, but it is gen

Beat the Heat: A Guide to Upgrading Your 7.3L Powerstroke's Transmission Cooler

Summer is upon us, bringing high ambient temperatures and the recreational towing season. Both can push your 7.3L Powerstroke’s 4R100 transmission to its thermal limits. Heat is the number one enemy o

The 7.3's Achilles Heel: The Cam Position Sensor (CPS)

The Cam Position Sensor (CPS) on all 7.3L Powerstrokes can be its Achilles heel. This sensor tells the PCM where exactly the rotating mass is in its journey. Without it, or with one that isn’t working

Ford TSB 98-23-14: The OBS 7.3 Powerstroke Belt Tensioner Fix That Still Matters

If your OBS 7.3 has a belt chirp that keeps coming back, a squeal that shows up at idle, or a habit of wearing belts faster than it should, Ford already had a fix for it. TSB 98-23-14 applies to the 1

The Ford “Switch Fire” Recall Family: 99V-124, 05S28 (05V-017), 07V-078, 07V-336, and 09V-399

If you’ve ever heard an old Ford guy say “check that cruise control switch before it checks your garage for smoke detectors,” this is what they’re talking about. Easilly the most commonly delt with re

The VGT Turbo: How it works; How it fails; How to prevent failures and fix the issues you already have.

When Ford released the 6.0L Powerstroke back in 2003, it was a game-changer. The engine outperformed any diesel on the market in both throttle response and peak horsepower. A big reason for this was t

PHP Hydra Chip for 7.3 Powerstroke: What It Does, How to Install It, and When Custom Tunes Matter

The PHP Hydra Chip is one of the most popular tuning upgrades for the 1994.5–2003 Ford 7.3L Powerstroke because it fixes one of the biggest complaints these trucks have from the factory: lazy drivabil

7.3L Powerstroke E-Series vs. F-Series: What’s Actually Different?

At a glance, a 7.3L Powerstroke in an Econoline looks like the same engine found in an F-250 or F-350. For the most part, it is. The problem starts with everything Ford had to change to stuff that eng

FoMoCo vs. Alliant IPR Valve: What’s the Difference?

For a 7.3L Power Stroke IPR valve, the two solid choices are FoMoCo/Motorcraft and Alliant Power. The cheap “OEM-quality” valves are where the trouble usually starts. So what’s the difference? First

Upgraded HPOP Lines: 1999-2003 7.3 JIC Hose Step By Step Installation

Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff%20Diesel%20HPOP%20JIC%20Hoses%2099-03.pdf Product Links: HPOP JIC Line - Passenger Side Head 9

Top 10 Cheap 7.3 Powerstroke Fixes Under $100 That Actually Matter

The 7.3L Powerstroke is reliable, but it’s not magic. It still has 20-plus-year-old seals, sensors, wiring, filters, and plastic bits trying to survive heat, oil, fuel, vibration, and whoever owned th

Donaldson Blue vs. Motorcraft: Ford 7.3 Powerstroke Oil Filters

We sell both the Donaldson Blue DBL7405 and the OEM Motorcraft FL-1995-A for the 1994–2003 7.3 Powerstroke. Neither is a filter we’d hesitate to run. They’re just built with different priorities. Ford

Top 10 6.0 Powerstroke EOT/ECT Delta Questions Answered

The 6.0L Powerstroke has a lot of famous problems, but the EOT/ECT delta is one of the easiest ways to catch trouble before it gets expensive. Bad numbers here can lead to failures across the board. T

6.0L Powerstroke IPR Problems: Symptoms, Codes, and Diagnosis

The IPR is one of the main players in the 6.0L Powerstroke high-pressure oil system, and even though they're very commonly replaced, they're actually very robust parts. Proper diag is often skipped wh