18mm 6.0L Head Loaded OEM With machined O-ring

$1,234.00 Tax

6.0 18mm Dowel LOEM Head with O-ring

SKU: PP-18mmLOEM-O Category: Tag:
Description

6.0L Powerstroke Loaded OEM O-Ringed Cylinder Head – 18mm Dowels (2003–2005)
Part #: PP-18MMLOEM-O

Upgrade your top end for boosted power and enhanced reliability with the Powerstroke Products Loaded OEM O-Ringed Cylinder Head for 2003–2005 Ford 6.0L Powerstroke trucks. Built from a brand-new casting, this head is precision-machined for O-rings to help improve head gasket sealing by keeping combustion pressure in the cylinder—and out of the cooling system.

Ideal for mild performance upgrades or towing builds, this head comes fully assembled with new valves, springs, and seals, and is designed for 18mm dowel engines. No core required.

✅ Features:

  • Fits 18mm dowel 6.0L Powerstroke engines

  • Brand-new casting – no remanufactured components or core exchange

  • O-ringed sealing surface – improved combustion sealing under load

  • Fully assembled with new valves, springs, and seals

  • Direct OEM replacement with upgraded sealing capability

  • 1-Year / Unlimited Mileage Warranty

  • Sold individually

🔧 Fitment:

  • Fits 2003–2005 Ford F-250, F-350, F-450, and Excursion models with 6.0L Powerstroke

  • Please confirm dowel size before ordering

⚠️ Notes:

  • Use MLS head gasket only with O-ringed heads

  • Hot re-torque required to maintain warranty

  • Head studs sold separately – full line in stock

  • Not available for sale or use in the state of California

The PP-18MMLOEM-O Loaded O-Ringed Head is the ideal upgrade for 6.0L Powerstroke owners who want OEM reliability with enhanced sealing strength for performance or heavy-duty use.

Additional information
Weight 75 oz
Dimensions 24129 in
Engine

Engine Size

6.0L

Shipping & Delivery

🚚 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.