HomeHVAC > A/C Clutch and CompressorFour Seasons 20274SK A/C Compressor Replacement Service Kit
Part #: 20274SK

Four Seasons 20274SK A/C Compressor Replacement Service Kit

A/C Installer Kits
11 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$77.79Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
A/C Installer Kits
Fitment: Ford, Mustang
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable A/C Compressor Replacement Kit for Ford Mustang

The Four Seasons 20274SK A/C Compressor Replacement Service Kit is designed specifically for Ford Mustang models requiring efficient HVAC system maintenance. This comprehensive kit includes all necessary components to restore your vehicle's air conditioning performance with precision and reliability.

  • Includes compressor oil (Pag oil / 46) for optimal lubrication
  • Block type expansion device with sealing washer inlet and outlet
  • Complete gasket and o-ring pack for secure sealing
  • Filter drier and receiver drier with 1.57-inch diameter and 9.8-inch length
  • Receiver drier outlet fitting size of 0.438 inches with pad mount type
  • Compatible with R134a refrigerant systems
  • Limited lifetime warranty for long-term assurance

About Four Seasons A/C Installer Kits

The Four Seasons A/C Installer Kits product line offers comprehensive HVAC service solutions tailored for specific vehicle applications. The 20274SK kit is part of this line, providing all essential components such as the expansion valve, filter drier, compressor oil, and sealing gaskets. This ensures a streamlined installation process and reliable system performance for Ford Mustang air conditioning repairs.

Detailed Product Description

This A/C Compressor Replacement Service Kit (part number 20274SK) is engineered to meet the exact specifications of Ford Mustang HVAC systems using R134a refrigerant. The included Pag oil (type 46) ensures proper compressor lubrication, while the block type expansion device with sealing washers at both inlet and outlet guarantees leak-free operation. The receiver drier features a 1.57-inch diameter and 9.8-inch length, with a pad mount outlet fitting sized at 0.438 inches, designed to fit precisely within the Mustang's A/C system. The kit also contains a full set of gaskets and o-rings to maintain system integrity during installation.

Common Applications and Issues Addressed

  • Replacement of worn or damaged expansion valves causing poor cooling
  • Compressor oil replenishment to prevent compressor failure
  • Filter drier replacement to remove moisture and contaminants
  • Sealing leaks in the A/C system with included gaskets and o-rings
  • Restoring proper refrigerant flow and pressure in Ford Mustang A/C systems

Installation Notes and Tips

When installing the Four Seasons 20274SK kit on your Ford Mustang, ensure the system is fully evacuated before replacing components. Use the included Pag oil to lubricate the compressor and associated parts. Verify that all sealing washers and gaskets are properly seated to prevent leaks. Follow manufacturer torque specifications for fittings and connections. This kit is designed for use with R134a refrigerant systems only.

Quality Assurance and Warranty

Four Seasons backs the 20274SK A/C Compressor Replacement Service Kit with a limited lifetime warranty, reflecting confidence in the durability and performance of their A/C Installer Kits product line. This warranty provides added peace of mind for professional technicians and DIY installers working on Ford Mustang HVAC repairs.

BrandFour Seasons
Part Number20274SK
PositionA/C Installer Kits
Compressor Oil IncludedIncluded
Compressor Oil TypePAG Oil / 46
Expansion Device TypeBlock Type
Expansion Valve Inlet TypeSealing Washer
Expansion Valve Outlet TypeSealing Washer
Gasket / Seals?Included
Kit IncludesFilter Drier, Expansion Valve, Compressor Oil, O-Ring/Gasket Pack, Cap and Valve Kit
Receiver Drier/Accumulator Diameter IN1.57
Receiver Drier/Accumulator Length IN9.8
Receiver Drier/Accumulator Outlet Fitting Size IN.438
Receiver Drier/Accumulator Outlet Fitting TypePad Mount
Refrigerant TypeR134a
TypeA/C Service Kits
WarrantyLimited Lifetime

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2014FordMustang3.7LV6N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2014FordMustang5.8LV8N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2013FordMustang3.7LV6N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2013FordMustang5.8LV8N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2012FordMustang5.4LV8N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2012FordMustang3.7LV6N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2011FordMustang5.4LV8N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2011FordMustang3.7LV6N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2010FordMustang4.0LV6N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2010FordMustang4.6LV8N/AIncludes: Filter Drier, Expansion Valve, Compressor Oil, Necessary O-Rings and Gaskets, Cap and Valve Kit; A/C Installer Kits
2010FordMustang5.4LV8N/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:

20274SK550817MUK20015PK0235

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