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Rebuilding The 7.3L Injection Pressure Regulator (IPR) - It’s easier than you’d think(Post)
The HEUI system on the 7.3L Powerstroke uses high-pressure oil for the fuel injection event. We won’t fully go into the system’s specifics here, but good clean oil is very important to its operation.
Diagnosing HPOP Issues on the 7.3L & 6.0L Powerstroke's(Post)The High-Pressure Oil Pump (HPOP) is the heart of the HEUI (Hydraulically Actuated, Electronically Controlled Unit Injector) fuel injection system used on both the 7.3L and 6.0L Powerstroke. When the
“My 7.3 Cranks But Won’t Start” — Symptoms, Codes, Things To Check, and a Diagnostic Tree(Post)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
Top Ten Most Common 7.3 Powerstroke Fail Items, And Their Fixes(Post)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
7.3L Powerstroke Glow Plugs: Full step-by-step how-to replacement(Post)Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff%20Diesel%207.3L%20Glow%20Plug%20Replacement.pdf Product Link: Glow Plugs: https://www.riffraffdi
7.3L Powerstroke HPOP Failure: Symptoms, Diag and their Fixes. (Post)The 7.3’s High Pressure Oil Pump is very reliable (fitting leaks aside…), but it can still fail or simply wear out over time. Diagnosing a failed HPOP can be fairly straightforward. Here’s some sympto
Welded Piston Oil Cooling Jets for 7.3 Powerstroke (1994–2003)(Post)On a 7.3 Powerstroke, piston oil jets (piston cooling jets) are there for one reason: aim oil at the underside of the piston crown to pull heat out of the piston (and maybe to lube the wrist pin). Whe
Exhaust Back Pressure Tube Issues for the 1999–2003 7.3 Powerstroke(Post)The 7.3 Powerstroke exhaust back pressure tube connects the passenger-side exhaust manifold to the EBP sensor mounted near the front of the HPOP reservoir. That tube lets the sensor read exhaust press
Full Step By Step How To: 7.3L Powerstroke Stainless Steel Braided Fuel Line Kit(Post)Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Fuel%20Line%20SS%20Braided%20Hose%20Kit%20-%207.3L%2099-03.pdf Product Link: https://www.riffraffdiesel.
7.3L Powerstroke - Exhaust Back Pressure Sensor Diagnosis(Post)The 7.3L Powerstroke doesn’t have too many sensors compared to more modern era diesel’s, but the ones it does have all play important roles. This week, we’ll be diving into the Exhaust Back Pressure S
Riffraff Diesel Billet Non-EBPV Blank Pedestal for 1999.5–2003 7.3 Powerstroke(Post)The 7.3 Powerstroke turbo pedestal is one of the usual suspects when oil shows up in the valley, down the back of the engine, or around the passenger-side up-pipe. On EBPV-equipped trucks, the actuato
What's the right type of sealant to use? Stop asking the question... just read this. (Post)Room Temperature Vulcanizing sealant (aka RTV), or any other type of sealant usage is somewhat of a mystery for most of us. It's ok, you don't need to admit it, but we've all been guilty of rolling th
WARN Premium Hub Set (38826): manual 4x4 hubs that actually stay locked(Post)If you’re done trusting (and fighting) the aging factory 4x4 hubs (or anything with plastic where it shouldn’t be), the WARN Premium Hub Set (38826) is the industry-standard fix: all-metal constructio
Step By Step Installation: Ported Housing Compressor Wheel (Post)Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff_Diesel_Ported_Housing_Instructions.pdf Product Link: https://www.riffraffdiesel.com/riffraff-die
Front ABS Greas-able Block Off Fitting: How To(Post)The front wheel bearings on Dana 50 and 60 axles are not designed to be serviced or greased regularly. This lack of serviceability reduces their lifespan. We've found that adding grease at regular i
Blown Boots: Why It Happens; How To Prevent It; And How To Install New Boots Correctly(Post)Installing intercooler boots—often called CAC (Charge Air Cooler) boots—is one of the most common troubleshooting requests we receive, especially from owners dealing with repeated boot blowoffs or per
Silicone CAC Boot Replacements for Ford Powerstroke Trucks (Post)Factory Powerstroke intercooler/turbo boots take a beating from heat, oil vapor, boost pressure, clamp load, and just general use over the years. Eventually they swell, crack, soften, seep, or lose th
6.0L Powerstroke: What to look for when buying.(Post)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
Riffraff Diesel 7.3L Coolant Filter Kit 99-03 - How To Install (Post)Full PDF Instructions can be downloaded here: Riffraff Diesel 7.3L Coolant Filter Kit 99-03INSTALLATION INSTRUCTIONS Product Link: https://www.riffraffdiesel.com/riffraff-diesel-coolant-filtration-sys
7.3 Powerstroke Up Pipes: Step By Step How To Installation(Post)Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff_Diesel_Bellowed_Up-Pipe_Instructions.pdf Parts Link: Riffraff Diesel Bellowed Up-pipe Kit 94-Ea
