Four Seasons 38883 A/C Expansion Valve

Reliable A/C Expansion Valve for Select Toyota and Mitsubishi Models

The Four Seasons Expansion Valve 38883 is engineered to regulate refrigerant flow in automotive air conditioning systems. Designed for compatibility with popular vehicles such as the Toyota Camry, 4Runner, Corolla, and Mitsubishi Montero, this aluminum block-type valve ensures precise temperature control and system efficiency.

• Constructed from durable aluminum material with an aluminum finish
• Compatible with R134a refrigerant systems
• Block type design with two mounting holes for secure installation
• Female suction and liquid inlet/outlet fittings with No. 6 and No. 10 thread diameters
• Includes green O-rings ([24607] and [24610]) for leak-free sealing
• Meets or exceeds OEM specifications for reliable performance

About the Four Seasons Expansion Valve Product Line

The Expansion Valve product line by Four Seasons focuses on precise refrigerant flow restriction to optimize air conditioning system performance. This line includes block-type valves like part number 38883, designed to maintain consistent cooling by regulating refrigerant entering the evaporator. The valves are engineered to meet OEM standards, ensuring compatibility and durability across various vehicle makes and models.

Detailed Product Description and Specifications

The Four Seasons 38883 A/C Expansion Valve is crafted from aluminum, providing corrosion resistance and lightweight durability. It is designed for use with R134a refrigerant, common in many modern vehicles. The block-type valve features two mounting holes for secure attachment and female fittings on both suction and liquid inlet/outlet ports. The suction inlet and outlet fittings have a No. 10 thread diameter, while the liquid inlet and outlet fittings have No. 6 and No. 10 thread diameters respectively, all with non-threaded connections to accommodate insert O-ring seals. The included green O-rings ensure a tight, leak-free fit. This valve is compatible with a range of vehicles including Toyota 4Runner, Camry, Corolla, Land Cruiser, ES300, and Mitsubishi Montero, Montero MR2, and others.

Common Applications and Issues Addressed

• Regulates refrigerant flow to maintain optimal evaporator temperature
• Prevents A/C system freezing or overheating
• Restores proper cooling performance in vehicles with faulty expansion valves
• Eliminates inconsistent cabin temperature fluctuations
• Helps reduce compressor strain by controlling refrigerant pressure

Installation Notes and Tips

Ensure the vehicle’s A/C system is fully evacuated and depressurized before installation. Verify compatibility with your specific make and model, such as Toyota Camry or Mitsubishi Montero. Use the included green O-rings to prevent leaks and avoid over-tightening fittings to protect the valve’s aluminum body. Proper mounting using the two mounting holes is essential for secure fitment and optimal function.

Quality Assurance and Warranty

The Four Seasons Expansion Valve 38883 meets or exceeds OEM standards, providing reliable performance and durability. Manufactured with precision aluminum components and tested for leak resistance, this valve is backed by Four Seasons’ quality assurance protocols. Warranty details should be confirmed with the product documentation or supplier.