HomeHVAC > A/C Clutch and CompressorFour Seasons 20077SK A/C Compressor Replacement Service Kit
Part #: 20077SK

Four Seasons 20077SK A/C Compressor Replacement Service Kit

A/C Installer Kits
⚙️ 12 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦A/C Installer Kits
🚗Fitment: Mitsubishi, Lancer and Outlander
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Reliable A/C Compressor Replacement Kit for Mitsubishi Vehicles

The Four Seasons 20077SK A/C Compressor Replacement Service Kit is designed specifically for Mitsubishi Lancer and Outlander models. This comprehensive kit includes all necessary components to service and replace your vehicle's A/C compressor system efficiently and correctly.

  • Includes compressor oil (Pag oil / 46) for optimal lubrication
  • Block type expansion device with insert o-ring inlet and outlet
  • Complete gasket and o-ring pack for secure sealing
  • Filter drier and receiver drier with precise pad mount fittings
  • Compatible with R134a refrigerant systems
  • Limited lifetime warranty for long-term reliability

About Four Seasons A/C Installer Kits

The Four Seasons A/C Installer Kits product line provides technicians with all-in-one solutions for A/C compressor replacement and system servicing. These kits are engineered to include essential components such as filter driers, expansion valves, compressor oil, and sealing gaskets, ensuring a streamlined installation process. The 20077SK kit is tailored for Mitsubishi Lancer and Outlander models, offering a precise fit and compatibility with R134a refrigerant systems.

Detailed Product Description

This A/C compressor replacement service kit (part number 20077SK) contains Pag oil type 46, which is included to maintain proper compressor lubrication during operation. The expansion device is a block type featuring insert o-ring seals on both inlet and outlet connections, enhancing system integrity and preventing leaks. The kit also includes a filter drier and a receiver drier with a 1.5-inch diameter and 9-inch length, equipped with 0.5-inch pad mount inlet and outlet fittings (12.7 mm). All necessary gaskets and seals are provided to ensure a complete and secure installation. Designed for use with R134a refrigerant, this kit supports the proper functioning of the A/C system in Mitsubishi Lancer and Outlander vehicles.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C compressor components
  • Resolving refrigerant leaks due to faulty gaskets or seals
  • Restoring proper refrigerant flow with a new expansion valve
  • Improving system efficiency by replacing clogged filter driers
  • Servicing A/C systems using R134a refrigerant in Mitsubishi Lancer and Outlander

Installation Notes and Tips

  • Ensure system is fully evacuated before installation to prevent contamination
  • Use the included Pag oil (type 46) to lubricate the compressor during assembly
  • Verify all o-rings and gaskets are properly seated to avoid leaks
  • Confirm compatibility with R134a refrigerant systems prior to installation
  • Follow manufacturer torque specifications for all fittings and connections

Quality Assurance and Warranty

The Four Seasons 20077SK A/C Compressor Replacement Service Kit is backed by a limited lifetime warranty, reflecting the brand's commitment to quality and durability. Each component is manufactured to meet or exceed OEM standards, ensuring reliable performance and long service life in Mitsubishi Lancer and Outlander vehicles.

BrandFour Seasons
Part Number20077SK
PositionA/C Installer Kits
Compressor Oil IncludedIncluded
Compressor Oil TypePAG Oil / 46
Expansion Device TypeBlock Type
Expansion Valve Inlet TypeInsert O-Ring
Expansion Valve Outlet TypeInsert O-Ring
Gasket / Seals?Included
Kit IncludesFilter Drier, Expansion Valve, Compressor Oil, O-Ring/Gasket Pack, Cap and Valve Kit
Receiver Drier/Accumulator Diameter IN1.500
Receiver Drier/Accumulator Inlet Fitting Size IN0.500
Receiver Drier/Accumulator Inlet Fitting Size MM12.700
Receiver Drier/Accumulator Inlet Fitting TypePad Mount
Receiver Drier/Accumulator Length IN9.000
Receiver Drier/Accumulator Outlet Fitting Size IN0.500
Receiver Drier/Accumulator Outlet Fitting Size MM12.700
Receiver Drier/Accumulator Outlet Fitting TypePad Mount
Refrigerant TypeR134a
TypeA/C Service Kits
WarrantyLimited Lifetime

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006MitsubishiLancer2.0LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2006MitsubishiLancer2.4LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2006MitsubishiOutlander2.4LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2005MitsubishiLancer2.0LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2005MitsubishiLancer2.4LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2005MitsubishiOutlander2.4LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2004MitsubishiLancer2.0LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2004MitsubishiLancer2.4LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2004MitsubishiOutlander2.4LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2003MitsubishiLancer2.0LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2003MitsubishiOutlander2.4LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2002MitsubishiLancer2.0LL4N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits

* 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:

20077SK550485MUK20210PK0243

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