Dorman 904-7903 Engine Crankcase Breather Element

Reliable Engine Crankcase Breather Element for Emission Control

The Dorman 904-7903 Engine Crankcase Breather Element is designed to maintain optimal engine performance by effectively filtering crankcase vapors. This specific fit filter element is engineered for select vehicle applications, ensuring precise compatibility and reliable operation.

• Length: 13.3 inches
• Width: 6.5 inches
• Height: 2.7 inches
• Thickness: 2.13 inches
• Rectangular shape with black finish
• Replaceable filter cartridge design
• Plastic filter housing included
• Specific fitment for targeted vehicle models

Detailed Product Description

The Dorman 904-7903 breather element features a cartridge mounting type housed in durable plastic, designed to fit specific engine crankcase ventilation systems. Its rectangular shape and precise dimensions (13.3" length, 6.5" width, 2.7" height, and 2.13" thickness) ensure a secure fit and effective filtration. The black finish adds corrosion resistance and durability. This non-reusable filter element is intended for replacement during routine maintenance to maintain proper emission control and engine efficiency.

Common Applications and Issues Addressed

• Prevents oil vapor and contaminants from entering the intake system
• Reduces engine blow-by emissions
• Helps maintain proper crankcase pressure
• Supports compliance with emission regulations
• Mitigates engine performance issues related to clogged or damaged breather elements

Installation Notes and Tips

Installation of the Dorman 904-7903 breather element requires removal of the old filter cartridge from the plastic housing. Ensure the housing is clean and free of debris before inserting the new element. This part is designed for specific vehicle models, so verify compatibility prior to installation. No additional mounting hardware is necessary as the cartridge design allows for straightforward replacement.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 904-7903 breather element includes a replaceable filter housed in plastic for long-lasting service. While specific warranty details are not provided, Dorman typically offers limited warranties covering defects in materials and workmanship.