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- Ford > 94-97 'OBS' 7.3L > Powertrain > Ford Engine Overhaul Kit
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- Ford > 94-97 'OBS' 7.3L > Gauges & Electrical > Gauges > Autometer > Ford Racing
- Ford > 99-03 Super Duty 7.3L > Gauges, Electrical & Lighting > Gauges > Autometer > Ford Racing
- Ford > 00-03 Excursion 7.3L > Intakes, Intercoolers & Related > Intake Systems & Replacement Filters > Ford AIS Intake
- Ford > 99-03 Super Duty 7.3L > Intakes, Intercoolers & Related > Intake Systems & Replacement Filters > Ford AIS Intake
- Ford > 99-03 Super Duty 7.3L > Gauges, Electrical & Lighting > Gauges > Autometer > Ford Factory Match
- Ford > 94-97 'OBS' 7.3L > Gauges & Electrical > Gauges > Autometer > Ford Factory Match
- Ford > 94-97 'OBS' 7.3L > Turbo & Related > Turbo Rebuild Kits
- Ford > 99-03 Super Duty 7.3L > OEM / Factory > High Pressure Oil System
- Ford > 94-97 'OBS' 7.3L > O-Rings > High Pressure Oil Pump
- Ford > 99-03 Super Duty 7.3L > O-rings > High Pressure Oil Pump
- Ford > 00-03 Excursion 7.3L > OEM / Factory > High Pressure Oil System
- Ford > 03-07 Super Duty 6.0L > OEM / Factory > High Pressure Oil System
- Ford > 03-05 Excursion 6.0L > OEM / Factory > High Pressure Oil System
- Ford > 94-97 'OBS' 7.3L > OEM / Factory > High Pressure Oil System
- Ford > 00-03 Excursion 7.3L > O-rings > High Pressure Oil Pump
- Ford > 94-97 'OBS' 7.3L > Powertrain > High Pressure Oil Crossover Lines
- Ford > 99-03 Super Duty 7.3L > O-rings > Combo Kit
- Ford > 00-03 Excursion 7.3L > O-rings > Combo Kit
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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
Top Ten 6.0L Powerstroke Diesel Products(Post)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 Power Stroke 6637 Filter Mod (BHAF): More Airflow, More Filter Area, Simple Install(Post)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
Stripped HPOP bolts? Read this before you order a new front cover... (Post)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
Electronic Repair - When you can't buy new, or fix it yourself, where do you go? (Post)We started this blog as a way to help our fellow Powerstroke owners keep their trucks on the road and running great. We’ve shared tons of tips and tricks to help you do just that, but often we use com
Full Step By Step How To: 7.3L Billet Manifold Plenums(Post)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
International T-442 RTV Silicone (1830858C1): the OEM grey sealant 7.3 owners actually trust(Post)If you’ve ever scraped factory RTV off a 7.3 and thought, “Why can’t all sealant work like that?”—you’re thinking of International T-442 RTV Silicone, part number 1830858C1. In the Powerstroke world,
Terms and Conditions(Page)Product Application and InstallationRiffraff Diesel Inc® will not be held responsible for products that are ordered, installed, or received incorrectly. It is the end purchaser/users/installers...
Winter Preparation: Getting your Powerstroke ready for the cold(Post)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
OBS 7.3 to Super Duty UVCH Mod: Better connections, better operation(Post)If your OBS 7.3 (’94.5–’97) has random misses, contribution codes, rough cold starts, or the classic “it runs better when I wiggle the valve cover plug”… you’re not imagining it. The under-valve-cover
The Glow Plug System - Common issues, codes, on-times, and more(Post)Glow plugs. Things that are often forgotten until running or starting issues arise. Hard cold starts, cold no starts, smoky when cold, rough running when cold, all are common concerns that could be as
6.0L Powerstroke FICM Testing: Common symptoms and diagnostic procedures(Post)The 6.0L Powerstroke’s Fuel Injection Control Module (FICM) is the brain of the injection system. It receives signals from the PCM to control the injectors themselves. The FICM lives in a very harsh e
6.0L Powerstroke Billet Thermostat Housing FAQ(Post)The stock 6.0L Powerstroke thermostat housing has one job: seal. And then, eventually, it… doesn’t. Corrosion + heat cycles = seepage. Riffraff Diesel has the fix: The 6.0L Billet Thermostat Housing.
Blown Boots And Collapsed Factory Stamped Steel Plenums - How And Why It Happens, And How To Prevent It. (Post)Blown boots are some of the most common concerns in all of diesel. Just about everyone has delt with one, and when it happens, it’s always during a high stress situation. You’re towing heavy up a grad
Why You Need It: Riffraff Diesel Billet Valve Cover Set for 2003–2007 6.0L Powerstroke (Post)If there’s one thing a 6.0L will do with consistency, it’s find weak sealing surfaces and turn them into an oil “misting” problem making the engine a mess. That’s exactly why we built the Riffraff Die
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
How to Test a 6.0L Powerstroke Electronic Fan Clutch(Post)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
Go Billet and Delete the Check Valve: Fuel Bowl Billet Stand Pipe Assembly (1994–1997 OBS 7.3 Powerstroke)(Post)The OBS (1994–1997) 7.3 Powerstroke fuel bowl stand pipe is a known service headache because the factory piece is plastic, and it’s easy to crack or snap during removal; especially if someone forgets
The 7.3 Cooling System: Differences between OEM and mass-produced aftermarket water pumps, hoses and fan clutches(Post)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
OBS 7.3 Powerstroke EOT Sensor Swap: Updating the Obsolete 1994–1997 Oil Temp Sensor(Post)Some 1994.5–1997 OBS 7.3 Powerstroke trucks used an early-style EOT sensor that is now obsolete. If your truck still has that old Engine Oil Temperature sensor and it fails, the correct repair is to u
