Four Seasons 26779 A/C System Valve Core and Cap Kit

Reliable AC System Seal Kit for Multiple Vehicle Makes

The Four Seasons AC System Seal Kit 26779 is designed to maintain the integrity of your vehicle's air conditioning system. Compatible with a wide range of makes including Ford, Chevrolet, Jeep, and Lexus, this kit ensures proper sealing and valve function for R12 and R134a refrigerant types.

• Includes cap and valve core components for A/C system sealing
• Cap made of durable black plastic with specific inside diameter
• Valve core and aluminum components engineered for reliable performance
• Compatible with refrigerants R12 and R134a
• Fits numerous models from Buick, Cadillac, Dodge, Ford, Jeep, Lexus, and more

About the Four Seasons AC System Seal Kit Line

The AC System Seal Kit line by Four Seasons focuses on providing essential sealing components for automotive air conditioning systems. This kit, part number 26779, includes both valve cores and caps designed to prevent refrigerant leaks and maintain system pressure. The use of aluminum and plastic materials ensures durability and compatibility with common refrigerants like R12 and R134a.

Detailed Product Description

This A/C system valve core and cap kit features a plastic cap in black color with a specific inside diameter to fit tightly on the valve stem. The valve core material is selected to provide a secure seal and resist wear. The aluminum components contribute to corrosion resistance and long-term reliability. Designed for use in HVAC hoses and pipes, this kit supports proper refrigerant containment and system efficiency.

Common Applications and Issues Addressed

• Prevents refrigerant leaks in air conditioning systems
• Replaces worn or damaged valve cores and caps
• Maintains system pressure for optimal cooling performance
• Compatible with vehicles using R12 and R134a refrigerants
• Helps avoid contamination and moisture ingress in A/C lines

Installation Notes and Tips

When installing the Four Seasons AC System Seal Kit 26779, ensure the valve core is properly seated and tightened to manufacturer specifications. Use appropriate tools to avoid damage to the valve stem or cap. Verify compatibility with your vehicle’s refrigerant type (R12 or R134a) before installation. This kit is suitable for a variety of models including Ford F-150, Chevrolet Silverado, Jeep Wrangler, and Lexus RX.

Quality Assurance and Warranty

Four Seasons provides quality-tested components designed to meet OEM standards. The AC System Seal Kit 26779 is manufactured with durable materials such as aluminum and plastic to ensure long-lasting performance. While specific warranty details are not provided, Four Seasons products typically adhere to industry quality controls to support reliable automotive HVAC repairs.