Riffraff Diesel Technical Knowledge Center
Top 10 7.3 Powerstroke Scan Tool Readings Every Owner Should Know
May 21st 2026
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
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7.3 Powerstroke Upper Radiator Hose "Around the Belt" - Reroute for Easier Belt Service
May 21st 2026
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 s
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Go Billet and Delete the Check Valve: Fuel Bowl Billet Stand Pipe Assembly (1994–1997 OBS 7.3 Powerstroke)
May 21st 2026
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 some
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Top 10 6.0 Powerstroke Reliability Upgrades Before You Bulletproof It
May 15th 2026
The 6.0L Powerstroke doesn’t always need cab-off surgery to run better. Sometimes it just needs the weak links fixed before they turn into expensive problems.
Before you jump straight to head st
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Hutch and Harpoon Mod (Banjo and Hutch) How To - 7.3L Powerstroke
May 13th 2026
The Banjo and Hutch (aka Hutch and Harpoon) mod were one of the first "budget" mods for the 7.3L Powerstroke. The Harpoon mod when done, allows for more complete fuel fill up's by removing a portion o
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