Dorman 80991 Engine Oil Filler Cap

Reliable Engine Oil Filler Cap for Ford, Lincoln, and Mercury Vehicles

The Dorman 80991 engine oil filler cap is designed to provide a secure seal for your vehicle's engine oil reservoir. Made from durable black plastic, this twist lock oil cap is compatible with a wide range of Ford, Lincoln, and Mercury models, ensuring proper fit and function.

• Constructed from durable black plastic material
• Twist lock design for secure and easy installation
• Oil resistant to withstand engine conditions
• Dimensions: 35.25 mm diameter and 24.5 mm height
• Compatible with multiple Ford, Lincoln, and Mercury models
• Includes one engine oil filler cap per package

Durable Design and Precise Fitment

The Dorman 80991 engine oil filler cap is engineered to meet OEM specifications for a reliable seal that prevents oil leaks and contamination. Its black plastic construction offers resistance to oil and engine heat, maintaining integrity over time. The twist lock mechanism ensures the cap stays firmly in place during vehicle operation. With a diameter of 35.25 mm and a height of 24.5 mm, this cap fits precisely on the oil filler necks of various Ford, Lincoln, and Mercury vehicles, including popular models such as the Ford F-150, Explorer, Mustang, and Lincoln Navigator.

Compatible Vehicle Models and Applications

This engine oil filler cap is compatible with a broad range of Ford, Lincoln, and Mercury vehicles, including but not limited to:

• Ford F-150, F-250 Super Duty, F-350 Super Duty
• Ford Explorer, Edge, Escape
• Lincoln Navigator, MKX, MKZ
• Mercury Mountaineer, Milan, Cougar
• Other models such as Crown Victoria, Taurus, Econoline vans, and more

Common Issues Addressed by the Dorman 80991 Oil Filler Cap

• Prevents engine oil leaks caused by worn or damaged caps
• Protects engine oil from dirt and contaminants
• Maintains proper oil pressure by ensuring a tight seal
• Eliminates oil cap rattling or loosening during vehicle operation
• Replaces missing or broken oil filler caps to maintain engine performance

Installation Notes and Tips

• Ensure the engine is cool before removing the old oil filler cap
• Clean the filler neck area to remove any debris or oil residue
• Align the Dorman 80991 cap and twist clockwise until securely locked
• Do not overtighten to avoid damaging the cap or filler neck
• Check for proper fit and seal after installation

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed industry standards for quality and durability. The 80991 engine oil filler cap undergoes rigorous testing to ensure reliable performance under normal operating conditions. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to the product packaging or Dorman's official resources for exact warranty terms.