Mahle B31668 Engine Valve Cover Grommet Set

Reliable Engine Valve Cover Grommet Set for Infiniti, Nissan, Mercury

The Mahle B31668 Engine Valve Cover Grommet Set is designed to provide a durable seal for valve covers in select Infiniti, Nissan, and Mercury vehicles. Crafted from molded rubber, this set ensures a secure fit and helps maintain engine integrity by preventing oil leaks.

• Constructed from molded rubber for durability and flexibility
• Includes 9 grommets per package for comprehensive valve cover sealing
• Compatible with multiple Infiniti, Nissan, and Mercury models including 200SX, 300ZX, D21, Frontier, M30, Maxima, Pathfinder, Pickup, Quest, QX4, Villager, and Xterra
• Part number B31668 for precise identification and fitment

Durable Molded Rubber Construction

Each grommet in the Mahle B31668 set is made from molded rubber, a material known for its resistance to heat, oil, and engine contaminants. This ensures the grommets maintain their shape and sealing capability over time, even under the demanding conditions of engine operation. The set includes nine grommets, providing enough components to replace all valve cover grommets on compatible vehicles.

Compatible Infiniti, Nissan, and Mercury Models

This grommet set is specifically designed for use with a range of vehicles, including the Infiniti 200SX, 300ZX, M30, Maxima, Pathfinder, Quest, QX4, and Villager; Nissan D21, Frontier, Pickup, and Xterra; as well as select Mercury models. Using the correct grommet set like the Mahle B31668 helps ensure proper sealing and prevents oil leaks that can lead to engine damage.

Common Applications and Issues Addressed

• Prevents oil leaks around valve covers
• Replaces worn or cracked valve cover grommets
• Maintains engine cleanliness by sealing out dirt and debris
• Helps avoid engine performance issues caused by oil loss
• Supports proper engine ventilation and pressure management

Installation Notes and Tips

When installing the Mahle B31668 Engine Valve Cover Grommet Set, ensure the valve cover and surrounding surfaces are clean and free of old gasket material or debris. Carefully remove old grommets to avoid damaging the valve cover. Lubricating the new molded rubber grommets with a small amount of engine oil can ease installation and help achieve a proper seal. Verify fitment with the specific vehicle model before installation.

Quality Assurance and Warranty

Mahle manufactures this valve cover grommet set to meet OEM specifications, ensuring reliable performance and fit. The molded rubber material is selected for its durability and resistance to engine conditions. While specific warranty details are not provided, Mahle products typically adhere to industry standards for quality and reliability.