Arguably one of the most complex parts on a 7.3. Just about everything runs through the front timing cover or heavily relies on it doing its job correctly. The OE front cover has done its job amazingl

Tuning is the quickest and biggest bang for your buck modification in terms of adding horsepower and improving drivability. The OE manufacturers did a good job tuning the 7.3 out of the factory, but o

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

A weak fan clutch can make a healthy 6.0L Powerstroke look like it has a major cooling-system problem. The truck may stay cool unloaded, then heat up while towing, climbing a grade, idling, or running

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.

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

Fuel leaks on the 7.3 Powerstroke are one of those problems almost every owner will deal with sooner or later. While these trucks can seep fuel from a few different places, the fuel filter housing (fu

Outside the completely fixable issues we all know about that have given it a bad reputation (oil cooler failures, EGR issues, turbo failures, head gasket issues) the 6.0L Powerstroke is known for its

Removing and reinstalling the HPOP on the 7.3L Powerstroke can cause headaches for many. The mounting bolts are threaded into the aluminum front cover, and well, the threads aren’t exactly the stronge

Oil pressure is everything for a 7.3L. One of the most common questions we get asked is related to how to test the High Pressure Oil Pump (HPOP) on a 7.3L Powerstroke. We say related to, because the h

7.3 and 6.0 Powerstrokes use an injector cup that is pressed into the heads, plus a series of O-rings on the injectors to keep coolant, oil, and fuel, plus combustion gases, in the areas they’re suppo

Required Parts: Garrett TP38 Journal Bearing Rebuild Kit 94.5-97 (472617-0000) Borg Warner Anti-Surge Compressor Wheel (Optional) (170293) Riffraff Diesel Billet Compressor Wheel (Optional upgrade ov

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

The factory 1999–2003 7.3 Powerstroke HPOP lines use quick-connect fittings at the cylinder heads and high-pressure oil pump. They worked, but after more than 20 years of heat, vibration, oil exposure

The 7.3L Powerstroke is reliable, but it’s not magic. It still has 20-plus-year-old seals, sensors, wiring, filters, and plastic bits trying to survive heat, oil, fuel, vibration, and whoever owned th

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

The 7.3L Powerstroke is one of the most reliable diesel engines ever built, but as these engines get older, many issues become more and more common. Hard starts being near the top of that list. But th

The used market has been pretty hot for the last several years. Our old trucks are getting more popular every day! If you’re looking for a new-to-you 7.3, there’s a few things that are worth keeping a

Parts Required: TP38 360 Bearing Rebuild Kit 94-97: Part# TP-360-OBS   Recommended Parts/Tools: Riffraff Diesel Billet Compressor Wheel 94-03: Part# RDP170293 Garrett TP38 Compressor Housing O-rin

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