Riffraff Diesel Inc

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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

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

6.0L Powerstroke VGT Turbo Rebuild: Full How To Step By Step Instructions

Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/6.0L_Turbo_Rebuild_Instructions.pdf Product Link: https://www.riffraffdiesel.com/6-0l-vgt-turbo-rebuild-k

The 7.3 Cooling System: Differences between OEM and mass-produced aftermarket water pumps, hoses and fan clutches

Summer and the towing season are in full swing. With the temps getting ready to go even higher across the nation, we figured it’s a perfect time to talk about some cooling system components: water pum

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

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."

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

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

9007 to 9008/H13 Headlight Conversion Pigtail: Plug And Play Super Duty Lighting Upgrade

Looking to upgrade the headlights in your 1999-2004 Super Duty? The headlights found on 2005-2007 Super Duty's are a great option. Not only do they look better than their predecessor (1999-2004), they

7.3 Powerstroke Up Pipes: Step By Step How To Installation

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

5R110 TorqShift, Common Problems: Symptoms, Causes, and Diagnostic Tips

The 5R110 TorqShift used behind the 6.0L and 6.4L Power Stroke is a strong transmission, but just like anything else, it's not bullet proof and will need repair from time to time. Fluid, electrical, h

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

The AIH Delete Plug: What it is and why it's needed

The air intake heater (AIH) is designed to help heat the intake air charge, making cold starts easier and less smoky. However, many remove it for increased airflow and/or because they're tired of fixi

Riffraff Diesel Billet Oil Filter Housing Cap for 6.0L / 6.4L Powerstroke (2003–2010)

The factory 6.0L / 6.4L oil filter housing cap gets removed constantly, heat-cycled constantly, and (let’s be honest) occasionally over-tightened. It lives a rough life, especially for plastic. Our so

John Wood 4R100 Transmission Valve Body Upgrade: Step By Step How To

Recommended Tools: 8mm socket 10mm socket Extension for 10mm socket In‐lb torque wrench Drain pan Bag of oil dry or plastic sheet Recommended Items: Transmission fluid ( 5‐7 qts. may be required

Engine Harness Assemblies: Why OEM Is The Way To Go

On a 20+ year old 7.3, the harness usually doesn’t “die” all at once. It fails the annoying way: intermittent faults, weird codes, random driveability issues, and electrical gremlins that disappear th

7.3 Power Stroke 6637 Filter Mod (BHAF): More Airflow, More Filter Area, Simple Install

The 6637 filter modification (often called the BHAF – Big Honkin’ Air Filter) is the classic 7.3 Power Stroke intake upgrade: replace the restrictive stock airbox with a large, heavy-duty style cylind

7.3 Powerstroke Upper Radiator Hose "Around the Belt" - Reroute for Easier Belt Service

If you own a 1999–2003 Ford 7.3 Powerstroke, you’ve probably noticed the factory upper radiator hose routing is not the greatest. On late ’99–’03 trucks, the stock hose snakes through the serpentine b

AutoEnginuity Scan Tool Installation - Step By Step How To

The ScanTool Package Consists of: AutoEnginuitySoftware AutoEnginuityOBD‐II Interface (ST06) USB 2.0 Interface and Cable User Guide •Quick Installation Guide Enhanced Activation Instructions (Blue Pa

Welded Piston Oil Cooling Jets for 7.3 Powerstroke (1994–2003)

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