Riffraff Diesel Inc

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Riffraff Diesel Billet Non-EBPV Blank Pedestal for 1999.5–2003 7.3 Powerstroke

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

Why Your 4R100 O/D Light Is Flashing: Common Codes, Symptoms, Causes, and Fixes

If the O/D OFF light on your shifter is flashing, your truck is not just asking for attention. It is telling you the PCM saw a transmission-related fault. A solid light usually means overdrive was man

The 7.3 Under Valve Cover Harness: Only The Best, From Motorcraft

The 7.3L Powerstroke utilizes injector harnesses which live under the valve cover (UVCH). These harnesses live their whole lives in a very harsh environment. They exist in a constant hot oil bath. The

7.3L Powerstroke HPOP Replacement - Step By Step How To

If you are replacing the HPOP on a 7.3L Powerstroke, having a step-by-step guide matters. These instructions cover the required parts, recommended tools, pump installation, IPR reassembly, oil refill,

Full Step By Step How To: 7.3L Powerstroke Plenum Reinforcing Inserts

Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff_PDF_Plenum_Inserts_Instructions.pdf Product Links: 1994- Early 1999: https://www.riffraffdiesel.

7.3L Cam Position Sensor, An In Depth Look - How It Works, Wiring Diagrams, Voltage Readings, and More

The Camshaft Position Sensor (CPS) on the 7.3L Powerstroke is a Hall-effect sensor mounted on the front of the engine, positioned just above the harmonic balancer near the 11 o’clock orientation. This

Riffraff Diesel Turbo Inlet Hose for 1999-2003 7.3 Powerstroke Econoline

The 7.3 Powerstroke Econoline turbo inlet hose is specific to the van only. The E-Series intake layout is different from an F-Series truck, and the hose shape is different too. Riffraff’s replacement

Riffraff Diesel 6637 Dry Washable Filter: BHAF Airflow Without the “Low Filtration” Tradeoff

If you’re doing the classic 7.3 Powerstroke 6637/BHAF intake mod, the filter is the whole point: big surface area, less restriction, built for work. The 6637 style has lived forever in the heavy-duty

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,...

About

Riffraff is a term for the common people, or hoi polloi. The term is derived from Old French “rif et raf” meaning "one and all, every bit."

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,

Why Replacing the Driver-Side Plastic CAC Tube Is a Crucial Reliability Upgrade for the 6.0L Powerstroke

When building or modifying a 6.0L Powerstroke diesel (2004.5–2006 Ford Super Duty), reliability upgrades often focus on major systems like head gaskets, the oil cooler, and EGR components. However, on

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

Injector Sizing 101: 7.3 Powerstroke Edition

Injectors are not all built the same, especially for the 7.3. Sizing varies year by year, and for a few, based on the location sold, too. Split shots, single shots, hybrids, AB, AD, 238/80, there's so

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

Upgrade Your 7.3's CCV System: Crankcase Vent Billet Doghouse CCV Cover 94-03

Upgrade your 7.3L truck’s crankcase ventilation system with the Riffraff Diesel Billet Doghouse CCV Cover (94–03). Machined from 6061-T6 billet aluminum and anodized for durability, this cover deliver

High Flow Fuel CVD Fitting - Full Step By Step How To Installation

Full Downloadable PDF Instructions Available Here: http://riffraffdiesel.com/content/RESOURCES/High%20Flow%20Fuel%20CVD%20Fitting%20Instructions.pdf Parts Required: Riffraff Diesel High Flow Fuel CVD

Common 6.0L Vacuum-Related Issues: Symptoms, Codes, Why They Happen, and How to Fix

The 6.0L Powerstroke gets blamed for a lot of things, but vacuum issues are usually not engine-performance problems. They’re usually 4x4 hub problems, HVAC mode problems, or electrical/vacuum control

How It Works: HEUI Systems

The 7.3L and 6.0L Power Stroke engines are somewhat unique in that they use oil pressure to run their fuel injection systems. The system was created with a joint venture between Caterpillar and Intern

Electrical Sensor 101 - The 7.3's Sensors and How They Work

Electrical for many can be scary. Fear of the unknown is the real issue. So let's get one unknown out of the way. Sensors. Luckily for 7.3 owners, there aren’t a ton of sensors, especially compared to