Dorman 264-774 Engine Valve Cover - Front

Overview of Dorman Engine Valve Cover 264-774

The Dorman 264-774 engine valve cover is designed specifically for select Nissan and Infiniti models, including the Altima, JX35, Pathfinder, and QX60. Crafted from durable plastic with a painted black finish, this short valve cover suits DOHC cylinder heads and offers a precise fit for reliable engine protection.

• Constructed from high-quality plastic material for durability
• Painted black finish for corrosion resistance and appearance
• Designed for DOHC cylinder head configurations
• Short valve cover type with dimensions: 18" length, 7.82" width, 5" height
• Includes hold down tabs for secure mounting
• Specific fit for Nissan Altima, JX35, Pathfinder, and Infiniti QX60
• Does not include oil filler cap, mounting hardware, or grommets

Detailed Product Description

The Dorman 264-774 valve cover is engineered as a direct replacement part to maintain engine integrity and prevent oil leaks. Its plastic construction balances strength and weight, while the painted black finish helps resist environmental wear. The valve cover is designed for DOHC (Dual Overhead Cam) cylinder heads, ensuring compatibility with the specified Nissan and Infiniti models. Measuring 18 inches in length, 7.82 inches in width, and 5 inches in height, it provides the necessary clearance inside the engine bay with an inside clearance height of 4.6 inches. This valve cover does not include an oil filler cap or mounting hardware, so those components must be sourced separately if needed. The inclusion of hold down tabs facilitates proper installation and secure fitment.

Common Applications and Issues Addressed

• Replacement of cracked or damaged valve covers causing oil leaks
• Restoring proper engine sealing on Nissan Altima, JX35, Pathfinder, and Infiniti QX60
• Addressing valve cover warping or deterioration from heat exposure
• Preventing contamination of engine components by sealing the cylinder head
• Maintaining engine performance by ensuring proper oil containment

Installation Notes and Tips

• Ensure the engine is cool before beginning installation to avoid burns
• Clean the cylinder head surface thoroughly to remove old gasket material
• Use a compatible valve cover gasket (not included) for proper sealing
• Check hold down tabs for damage and secure them firmly during installation
• Do not overtighten bolts to prevent cracking the plastic valve cover

Quality Assurance and Warranty

Dorman 264-774 is manufactured to meet or exceed OEM standards for fit and function. This replacement valve cover is designed for durability and reliable performance in specified Nissan and Infiniti vehicles. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.