Riffraff Diesel Inc

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Top Ten 6.0L Powerstroke Diesel Products

The 6.0L Powerstroke platform is known for its performance potential, but also for a set of well-documented reliability concerns that the aftermarket has worked hard to solve. Across thousands of cust

7.3 Powerstroke HPOP Line Installation: Step By Step How To

Often missunderstood and done incorrectly, 7.3L HPOP line replacement is a simple job just about anyone can pull off in an hour or two. So let's get rid of the fear of the unknown that stops most of u

Performance Gauge Wiring and Installation: Full Step By Step How To

IMPORTANT: Before starting installation, please be sure that all items which were supplied with the kit are accounted for. Note: These instructions are to be used in conjunction with the instructions

PHP Hydra Chip for 7.3 Power Stroke (1994–2003)

At Riffraff, we stock the PHP Hydra Chip because it fixes the two biggest problems with old-school 7.3 tuning: not knowing what tune you’re on and being stuck with whatever tune was installed years ag

Electrical Sensor 101 – The 6.0 Powerstroke’s Sensors and How They Work

A big part of diagnosing issues with any engine is knowing how each system works. Electrical can freak people out because you can’t see it doing its thing. That’s usually the whole problem. So let’s m

7.3 Injector O-Rings vs. Injector Cups: How to Tell Which One Failed

A 7.3L Powerstroke can make a simple leak look like a much bigger problem. Fuel in the coolant? Oil in the fuel bowl? White smoke? Hard start? Miss? Coolant puking? Random rough running after injector

6.0L Powerstroke EGR Cooler Problems: Symptoms, Causes, and Diagnosis

The 6.0L Powerstroke EGR cooler has a bad reputation, but the cooler itself is not always where the problem starts. In a lot of cases, the real failure begins with a restricted engine oil cooler. Due

7.3L Powerstroke HPOP Failure: Symptoms, Diag and their Fixes.

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

Stripped HPOP mounting bolts on your 7.3? We have the solution right here:

Stripped out HPOP mounting bolts on your 7.3 Powerstroke? Don't worry, it's extremely common and no, you don't need to hunt for a new-to-you front cover (although our billet front cover is pretty neat

Full Step by Step how To: Billet Intake Manifold Plenums 1994-2003 7.3L Powerstroke

Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff_Diesel_Billet_Plenum_Instructions.pdf Product Link: https://www.riffraffdiesel.com/riffraff-dies

7.3 Powerstroke Stainless Injector Cups: Why Billet Stainless Beats Brass (1994–2003)

Injector cups (aka injector sleeves) are the thin barrier that keeps high-pressure fuel and engine coolant from turning into one nasty mix. When that barrier fails, the usual concernt is fuel in the c

Top 10 7.3 Powerstroke Scan Tool Readings Every Owner Should Know

A good scan tool can save you a pile of money if you know what numbers actually matter. Codes are useful, but live data is where the 7.3 starts telling on itself. Hard start, no-start, low power, smok

Full Step By Step How To: 7.3L Billet Manifold Plenums

Parts Required: Riffraff Diesel Billet Manifold Plenums 1994-2003, including: (2) Billet plenums (2) Viton o-rings (1) Installation hardware packet Recommended Parts: Turbo/pedestal o-ring kit: P

Winter Preparation: Getting your Powerstroke ready for the cold

Winter is right around the corner. For us 6.0 and 7.3 owners, cold weather affects our engines more than any other modern era light duty diesel engine. The 6.0 and 7.3 are both tough as nails, but col

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

HPOP Hose/Line Replacement: Full Step By Step How To

Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/HPOP_Hose_Replacement.pdf Parts Link: HPOP JIC Line - Driver Side Head 99-03: https://www.riffraffdiesel

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

Bullet Proof Diesel EGR Coolers for 2003–2007 6.0L Powerstrokes

The factory 6.0L Powerstroke EGR cooler is a common failure point, especially when the oil cooler plugs and restricts coolant flow to the EGR cooler. When that happens, owners may see coolant loss, wh

High Flow Banjo Bolts for 6.0L / 6.4L Powerstroke (2003–2010)

If you’ve ever looked at the factory fuel banjo bolts on a 6.0L and thought “I should just drill these out,” you’re not alone—and it’s also how people end up snapping pot-metal bolts off in the head

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