
6.4L Head Loaded HD Valve springs ORINGED
$1,614.00 Tax
6.4 Head with HD Valve Springs and O-rings
6.4L Powerstroke Loaded Cylinder Head – O-Ringed w/ Heavy Duty Valve Springs
Part #: PP-6.4HEADLHDVSO
Upgrade your performance-built 2008–2010 Ford 6.4L Powerstroke with the Powerstroke Products Loaded O-Ringed Cylinder Head, designed to deliver reliable sealing and superior valvetrain control under high boost and heavy tuning. This head features a precision-machined O-ringed combustion surface to help prevent head gasket failure by improving cylinder sealing—keeping compression where it belongs.
Each unit is built from a brand-new casting (no core required) and comes fully assembled with new valves, seals, and heavy-duty valve springs designed to handle the demands of high RPM and elevated drive pressures. This head is a must-have upgrade for any high-performance 6.4L Powerstroke build.
✅ Features:
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Brand-new casting – no core required
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Fully assembled and ready to install
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O-ringed head sealing surface – enhances head gasket retention under boost
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Includes new HD valve springs, valves, and seals
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Ideal for tuned, high-boost, and performance applications
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1-Year / Unlimited Mileage Warranty
⚠️ Notes:
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Not compatible with Fel-Pro head gaskets – use MLS head gaskets only
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Hot re-torque required to maintain warranty
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Head studs sold separately – full line in stock
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Not for sale or use in California – see emissions notice
🔧 Fitment:
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Fits 2008–2010 Ford F-250, F-350, and F-450 with the 6.4L Powerstroke diesel engine
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Sold individually
When sealing and valvetrain strength matter, trust the PP-6.4HEADLHDVSO O-Ringed Loaded Head to handle the pressure and keep your build running strong.
Weight | 75 oz |
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Dimensions | 24129 in |
Engine | |
Engine Size |
6.4L |


🚚 Shipping & Delivery Information
At PowerStroke Products, we are committed to getting your parts to you quickly, safely, and reliably. We partner with trusted carriers to ensure your order arrives on time and in great condition.
📦 Standard Shipping
We ship most of our automotive parts through UPS or FedEx, depending on your location and the size of your order.
Orders are typically processed within 1–2 business days.
Shipping times vary based on your location, but most orders arrive within 2–7 business days after processing.
Tracking information will be provided as soon as your order ships.
🏋️♂️ Freight Shipping
Some of our parts — such as engines, cylinder heads, or items over 150 lbs — require freight shipping.
Freight deliveries are handled via reliable LTL carriers.
You will be contacted to schedule delivery, and a signature may be required upon arrival.
Please ensure you have the appropriate equipment or assistance to receive large or heavy shipments.
📍 Delivery Locations
We currently ship within the continental United States. If you're located in Alaska, Hawaii, or outside the U.S., please contact us before placing your order to explore available shipping options.
❗ Important Notes
We do not ship to P.O. Boxes — please provide a physical shipping address.
Ensure all shipping details are correct at checkout to avoid delays or rerouting fees.
If a package arrives damaged or incomplete, please contact us within 48 hours so we can assist you promptly.