6.0 Powerstroke Injector O-Ring Kit – Set of 8 (’03–’10 Ford 6.0L Diesel) – Alliant AP0002 / 3C3Z-9229-AA / CM-5055

Genuine Alliant Power 6.0 Powerstroke Injector O-Ring Kit – Complete Set for All 8 Injectors – Alliant AP0002 / 3C3Z-9229-AA / CM-5055

Item Description: Keep your 6.0L running strong with this premium 6.0 Powerstroke Injector O-Ring Kit, designed to service all eight injectors on your Ford 6.0L Power Stroke diesel. Worn or cracked injector seals can cause hard starts, rough idle, fuel in the oil, and loss of power. This kit gives you the correct o-rings and seals you need to restore proper injector sealing and reliability in one job.

This 6.0 Powerstroke Injector O-Ring Kit is intended for experienced DIY owners or professional technicians who are familiar with 6.0L injector removal and installation. Proper cleaning, lubrication, and torque procedures are critical to long-term success.

Part Numbers: Alliant Power AP0002 / 3C3Z-9229-AA / CM-5055

Fitment guide for 6.0 Powerstroke injector o-ring kit (Alliant AP0002 / 3C3Z-9229-AA / CM-5055):

This 6.0 Powerstroke Injector O-Ring Kit is intended for Ford trucks and vans equipped with the 6.0L Power Stroke diesel engine.
Typical applications include (verify fitment by VIN or part number):

• 2003–2007 Ford F-250 Super Duty 6.0L Power Stroke
• 2003–2007 Ford F-350 Super Duty 6.0L Power Stroke
• 2003–2007 Ford F-450 / F-550 Super Duty 6.0L Power Stroke
• 2003–2005 Ford Excursion 6.0L Power Stroke
• 2004–2010 Ford E-250 / E-350 / E-450 6.0L Power Stroke vans (where equipped)

If you are unsure whether this injector seal kit fits your truck or van,
please double-check your OEM part number (3C3Z-9229-AA, CM-5055) or
your existing kit (such as Alliant AP0002) before ordering.

Why Choose Alliant Power?

Alliant Power focuses on parts for modern diesel systems and is widely used by professional diesel shops and fleet operators.
Choosing a genuine Alliant Power 6.0 Powerstroke Injector O-Ring Kit means:

• Consistent quality control – kits assembled to strict standards, not mixed-and-matched aftermarket o-rings.
• Trusted brand in diesel repair – Alliant Power is known in the industry for supporting OEM-level performance on Power Stroke, Duramax, and other diesel platforms.
• Correct fit and material – seals designed for the temperatures, pressures, and fuels your 6.0L sees in real-world use.
• Peace of mind – fewer comebacks and do-overs compared to using unknown “cheap kit” seals.

Installation & Maintenance Notes

• Always work on a clean engine and fuel system to prevent contamination.
• Use clean engine oil or appropriate assembly lubricant on new o-rings during installation.
• Inspect injector bores and cups for damage before reinstalling injectors.
• After installation, check for leaks and verify smooth starting, idle, and power under load.

Need anything else?

We can get a lot more Alliant Power parts than just these 6.0 Powerstroke injector o-ring kits.  If you need any other Alliant power parts, please get in touch with us.

You can call us, use our contact form, or even send us an email directly (jason@dieselitems.com)

Thanks!