HIHIAV Valve Cover Gasket Kit for Ford 4.6L/5.4L (2004–2006) — One-Piece Gasket + 29 Grommets, OE Fit

HIHIAV VS50664R is a complete valve cover gasket kit designed to reseal 4.6L and 5.4L Ford engines (2004–2006) and replace OE numbers VCF330-C, VS50664R, VS50372.

If your Ford F-150, Expedition, Explorer, Mustang, Lincoln, or Mercury from model years 2004–2006 is showing oil seepage around the valve cover or you’re performing a top-end service, this kit supplies a one-piece gasket plus 29 grommets so you can restore a reliable seal. The set is packaged in a bag and box to prevent damage or missing parts in transit, and HIHIAV offers a one-year warranty for added confidence.

Which vehicles and engines does this gasket kit fit?

This valve cover gasket kit is made for Ford modular engines—specifically 4.6L and 5.4L Duratec variants—used in a range of 2004–2006 models. Always verify compatibility against your vehicle’s year, engine code, and OEM part numbers before purchase.

• Compatible models include F-150 (2004–2006), F-250/F-350 Super Duty (2005–2006), Expedition (2005–2006), Explorer (2006), Mustang (2005–2006).
• Also fits Lincoln Mark LT, Navigator (2005–2006) and Mercury Mountaineer (2006) with 4.6L/5.4L engines.
• Replaces OE numbers VCF330-C, VS50664R, VS50372 for a straightforward swap.

What comes in the kit and how is it packaged?

The package includes a full valve cover gasket and 29 grommets to secure the cover and prevent oil leaks after resealing. HIHIAV double-packages the parts (bag + box) to reduce the chance of lost or damaged pieces in shipping.

• 1 valve cover gasket molded to match the factory sealing profile.
• 29 rubber grommets for all bolt locations and mounting points.
• Bag-and-box packaging to protect parts and ensure complete delivery.

How does this kit perform compared to the original equipment?

The HIHIAV gasket is manufactured to meet the sealing geometry and material properties expected for OE replacement, aiming to stop oil leaks and maintain proper engine ventilation. It’s intended as a direct-fit replacement that installs like the factory part.

• Molded gasket profile matches OEM contact areas for reliable sealing.
• Supplied grommets replace worn or brittle originals to restore clamping force.
• One-year warranty covers defects and helps ensure buyer protection.

What should I know before installation?

Preparation and cleanliness are key: remove old gasket material, clean the valve cover and head sealing surfaces, and inspect bolt threads and mating surfaces for damage. Use proper torque specs during reassembly and replace any fasteners that are stretched or corroded.

• Clean both mating surfaces thoroughly to avoid trapping oil or debris under the new gasket.
• Check valve cover bolts and threads; replace damaged hardware for correct torque retention.
• Follow manufacturer torque sequence and values to prevent warping or uneven sealing.

Who this is for: This HIHIAV VS50664R kit is aimed at DIY mechanics, independent shops, and fleet maintenance teams working on Ford 4.6L and 5.4L vehicles from the mid-2000s who need a complete valve cover gasket replacement with all grommets included. It suits anyone replacing a leaking valve cover gasket during routine maintenance or while performing cylinder head or top-end work and preferring a packaged replacement that mirrors OE fit and function with a one-year warranty for peace of mind.