Riffraff Diesel Technical Knowledge Center
Blown Boots And Collapsed Factory Stamped Steel Plenums - How And Why It Happens, And How To Prevent It.
Posted by Adam Blattenberg on Mar 22nd 2025
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 hea
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7.3L Hydra and Other Popular Tuning Systems
Posted by Adam Blattenberg on Mar 6th 2025
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
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The 7.3L Timing Cover: The Good, The Bad, The Ugly, and The Billet Replacement
Posted by Adam Blattenberg on Feb 11th 2025
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
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Low Pressure Oil Filtration - Not all 7.3's are built the same
Posted by Adam Blattenberg on Jan 27th 2025
Good clean oil is extremely important to a 7.3L. Moreso than for most other engines. That's because the oil is used differently than with most other engines. The 7.3L injection system is more like a h
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