Riffraff Diesel Technical Knowledge Center
Upgrade Your 7.3's CCV System: Crankcase Vent Billet Doghouse CCV Cover 94-03
Oct 9th 2025
Upgrade your 7.3L truck’s crankcase ventilation system with the Riffraff Diesel Billet Doghouse CCV Cover (94–03). Machined from 6061-T6 billet aluminum and anodized for durability, this c
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Full Step By Step How To: 7.3L Powerstroke High Flow Banjo Bolt Set
Oct 5th 2025
Full PDF Instructions can be downloaded here: https://www.riffraffdiesel.com/content/RESOURCES/Riffraff%20Diesel%20High%20Flow%20Banjo%20Bolt%20Instructions.pdf
Product Link: https://www.rif
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Full Step By Step How To: 7.3L Powerstroke Stainless Steel Braided Fuel Line Kit
Sep 17th 2025
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.riffraffdi
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The AIH Delete Plug: What it is and why it's needed
Sep 17th 2025
The air intake heater (AIH) is designed to help heat the intake air charge, making cold starts easier and less smoky. However, many remove it for increased airflow and/or because they're tired of fixi
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7.3 Fuel Bowl Leaks: Get rid of them for good
Sep 12th 2025
One of the more common leaks on the venerable 7.3L Powerstroke is from the fuel bowl. Doing a full rebuild when you first acquire a new 7.3, or when a leak arises is best practice. Our Complete Fuel B
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