HomeEmission Control > Gaskets and Sealing SystemsMahle GS33445 Engine Crankcase Vent Valve Seal
Part #: GS33445

Mahle GS33445 Engine Crankcase Vent Valve Seal

⚙️ 22 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, E-350 Club Wagon, E-350 Super Duty, Excursion, F-250 Super Duty, and F-350 Super Duty
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Reliable Crankcase Vent Valve Seal for Ford Super Duty Vehicles

The Mahle Crankcase Vent Valve Seal GS33445 is designed to maintain proper sealing in the engine crankcase ventilation system. Engineered with durable rubber material, this seal ensures effective containment of gases and prevents leaks in Ford E-350 Club Wagon, E-350 Super Duty, Excursion, F-250 Super Duty, and F-350 Super Duty models.

Key Features of Mahle GS33445 Crankcase Vent Valve Seal

  • Constructed from high-quality rubber gasket material for durability and flexibility
  • OEM standard item grade ensures compatibility and reliable performance
  • Package includes 4 seals for multiple replacements or maintenance needs
  • Specifically designed for Ford heavy-duty trucks and vans
  • Part number GS33445 for precise identification and fitment

About the Mahle Crankcase Vent Valve Seal Product Line

The Mahle Crankcase Vent Valve Seal product line focuses on providing OEM standard sealing solutions for engine crankcase ventilation systems. These seals are engineered to meet strict quality and material standards, ensuring proper sealing and emission control. The Crankcase Vent Valve Seal GS33445 is part of this line, offering a reliable replacement option for Ford Super Duty and E-350 series vehicles.

Detailed Product Description

This engine crankcase vent valve seal is made from rubber, a material chosen for its resilience and ability to maintain a tight seal under varying engine temperatures and pressures. The GS33445 seal is designed to prevent oil and gas leaks from the crankcase ventilation valve, which is critical for maintaining engine efficiency and reducing emissions. Its OEM standard grade guarantees that it meets the original equipment specifications for fit and function, making it suitable for Ford E-350 Club Wagon, E-350 Super Duty, Excursion, F-250 Super Duty, and F-350 Super Duty models.

Common Applications and Issues Addressed

  • Prevents crankcase gas leaks that can cause engine performance issues
  • Reduces oil contamination and buildup in the ventilation system
  • Helps maintain proper engine pressure and emission control
  • Addresses symptoms like oil leaks around the valve area
  • Supports compliance with emission standards by ensuring proper sealing

Installation Notes and Tips

When installing the Mahle GS33445 crankcase vent valve seal, ensure the sealing surface is clean and free of debris. Proper alignment is critical to avoid leaks and premature wear. It is recommended to replace all seals in the package quantity to maintain consistent sealing performance. Use appropriate tools to avoid damaging the rubber material during installation.

Quality Assurance and Warranty

Mahle manufactures the GS33445 crankcase vent valve seal to meet OEM standards, ensuring reliable performance and durability. The product undergoes quality control checks to maintain consistency. Warranty information should be confirmed with the original equipment manufacturer or supplier, as it may vary based on purchase source.

BrandMahle
Part NumberGS33445
Gasket MaterialRubber
Item GradeOem standard
Package Quantity4

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010FordE-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2009FordE-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2008FordE-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2007FordE-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2007FordF-250 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2007FordF-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2006FordE-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2006FordF-250 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2006FordF-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2005FordE-350 Club Wagon6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2005FordE-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2005FordExcursion6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2005FordF-250 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2005FordF-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2004FordE-350 Club Wagon6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2004FordE-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2004FordExcursion6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2004FordF-250 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2004FordF-350 Super Duty6.0LV8N/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2003FordExcursionN/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2003FordF-250 Super DutyN/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber
2003FordF-350 Super DutyN/ACrankcase Breather Gaskets, Services Left Valve Cover; Rubber

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

W301373

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.