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7.3L Powerstroke Injector Tear Down: What's Inside?

The 7.3 Powerstroke’s HEUI injection system relies on oil pressure to fire the injectors. Unlike most light duty diesel injection systems on the road today, where the pump (CP3, CP4, VE, VP, etc) crea

Diagnosing The 7.3 and 6.0: Common issues and tips

Diagnosing issues with the 7.3L or 6.0L Powerstroke engines is not necessarily easy. Teaching you how to be a diagnostic pro is not realistically possible through this one article (that takes years of

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

Top 10 Hard-to-Find or Discontinued Powerstroke Parts Owners Should Replace Before They Disappear

Older Powerstrokes are great because they’re simple, durable, and still worth fixing. The downside? Some of the factory parts are getting harder to find, more expensive, discontinued, obsolete, or rep

Top Ten Most Common 7.3 Powerstroke Fail Items, And Their Fixes

The 7.3L Powerstroke diesel (1994–2003) is widely regarded as one of the most durable diesel truck engines ever produced. Known for its longevity, simplicity, and mechanical reliability, the 7.3 still

6.0L Powerstroke: What to look for when buying.

Contrary to popular belief, the 6.0L Powerstroke is a great engine! Once you work all the bugs out. If you're in the market for a new-to-you 6.0L Powerstroke, here's a list of what to look for when bu

7.3 Powerstroke HPOP Resealing - Step By Step How To

“If your Ford isn’t leaking oil, it’s time to add more oil.” It’s a common saying, and as far as we’re concerned, it’s false. At least for the 7.3 HPOP. Leaks from the high pressure oil system are com

7.3L Powerstroke ICP and IPR Diagnosis/Testing/Set-Up with AutoEnginuity

Troubleshooting Injection Control Pressure (ICP) or Injection Pressure Regulator (IPR) issues can be done with AutoEnginuity (Ford Enhanced) quickly. AutoEnginuity can be found here: https://www.riffr

“My 7.3 Cranks But Won’t Start” — Symptoms, Codes, Things To Check, and a Diagnostic Tree

A 7.3L Powerstroke that cranks but won’t start does not automatically need a cam sensor, injectors, or an HPOP. It needs diagnosis. The 7.3 is simple compared to newer diesels, but it still needs four

7.3L Powerstroke Torque Ratings

Bolt torque for the 7.3 Powerstroke shouldn’t be a mystery. So we collected everything from Ford’s service manuals and other reputable sources, and listed them all below. Here’s your one-stop shop res

7.3 Powerstroke Injector Cup Replacement: Tips and Tricks

The legendary Ford 7.3L Powerstroke diesel is famous for being a reliable workhorse, but like any engine, it has its weak spots. One very common issue is leaking or damaged injector cups, which can le

Powerstroke Maintenance - Fluid Types, Capacities, Intervals and Commonly Missed Items

Assuming no outside factors like accidents or racing are involved, the life and death of a truck is based on maintenance. Good diesel truck maintenance is what keeps it on the road for several hundred

Riffraff Diesel Stainless Steel HPx Oil Crossover Line Install Guide (1994–1997 Ford OBS 7.3L Powerstroke)

Parts required: Stainless Steel HPX 94-97: https://www.riffraffdiesel.com/stainless-steel-hpx-94-97/ Stainless Steel HPX 99-03: https://www.riffraffdiesel.com/stainless-steel-hpx-99-03/ Recommended

The “Non-Serviceable HPOP Plug” - Step By Step How To

If the non-serviceable plug at the bottom of your HPOP is leaking, the factory short-thread plug has likely stripped the threads in the aluminum housing. This long-thread replacement plug is made from

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

OBDII Diagnostic Trouble Codes: Common Codes And Their Potential Causes – 7.3L and 6.0L Powerstroke

In 1995 Ford began implementing the OBDII system in most of their vehicles. By 1996, due to a federal mandate, all vehicles were using the system. OBDII or On Board Diagnostics 2, gave us tons more da

Common Fluid Leaks, 7.3 Edition: Symptoms, Causes, Prevention and How To Fix Them

7.3L Powerstroke owners have always been ridiculed for marking their territory (i.e., leaking oil, leaving spots wherever they park). We’re going to plead the Fifth on the validity of that statement,

Riffraff Diesel Billet Oil Cooler/Filter Assembly for 7.3 Powerstroke (1994–2003 F-Series)

On a 7.3 Powerstroke, the oil cooler “assemblies” (aka headers or mounts) aren't just end caps—they're the oil filter base, and the in/out for oil and coolant into the cooler. It’s also home to key pi

6.0L Powerstroke EGR Cooler Problems: Symptoms, Codes, and How to Fix Them

The 6.0L Powerstroke EGR cooler gets blamed for a lot, and sometimes it deserves it. White smoke, coolant loss, degas bottle puking, sweet exhaust smell, and repeat EGR codes can all point toward an E

HPOP JIC Replacement Line Installation Instructions: 7.3L Powerstroke

Replacing old worn out and/or leaking HPOP lines can be a stressful endeavor. They're one of the more common leak points on a 7.3, and most of us have battled leaks here over and over again. After the