Four Seasons
Complete A/C Kit

Four Seasons 3740NK A/C Compressor and Component Kit - Front and Rear

Brand Four Seasons 3740NK
Position Front and Rear
Compressor Oil Included Included
Compressor Oil Type Oil
Expansion Device Type Orifice Tubes
Gasket / Seals? Included
Kit Includes 58157 (New Compressor), 83023 (Accum), 38635 (Orifice), 39008 (Exp Valve), 59007 (Oil), O-Rings
Orifice Dia. IN .062
Orifice Tube Color Red
Orifice Tube Style Standard
Receiver Drier/Accumulator Diameter IN 3.500
Receiver Drier/Accumulator Inlet Fitting Type Pad Mount
Receiver Drier/Accumulator Length IN 9.000
Receiver Drier/Accumulator Outlet Fitting Type Pad Mount
Refrigerant Type R134a
Type Complete Air Conditioning Kit w/ New Compressor
Warranty Limited Lifetime
Product line Complete A/C Kit
Fits Ford · 5 vehicles

Complete A/C kit. Includes a new compressor, accumulator, orifice tube, expansion valve, oil, and O-rings.

R134a compatible. Built for systems using R134a refrigerant.

Oil included. Compressor oil comes in the kit for a ready-to-install setup.

Cross-references Four Seasons 3740NK, Raybestos Brakes MK1093 and 520078 for the same application. See all 3.

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Complete A/C Kit for Windstar

Restore front and rear air conditioning performance with the Four Seasons Complete A/C Kit, part number 3740NK. This kit is built for 1999-2003 Ford Windstar models with an FS10 compressor and includes the major components needed for a full A/C service.

Four Seasons Complete A/C Kit 3740NK combines a new compressor, accumulator, orifice tube, expansion valve, oil, and O-rings in one application-specific package. It is set up for R134a systems and uses a red standard orifice tube with a .062 in. diameter.

Key Features

  • Complete air conditioning kit with new compressor
  • Fits 1999-2003 Ford Windstar, front and rear
  • For vehicles equipped with an FS10 compressor
  • Refrigerant type: R134a
  • Compressor oil included
  • Gaskets and seals included
  • Kit includes compressor, accumulator, orifice tube, expansion valve, oil, and O-rings
  • Limited lifetime warranty

Product Details

The Four Seasons Complete A/C Kit line is built to simplify major HVAC service by grouping the core replacement parts needed for a compressor-related repair. Part number 3740NK is a direct-fit solution for Ford Windstar A/C service, with components selected for the listed application and system layout. This kit cross-references Raybestos Brakes MK1093 for the same application.

The accumulator measures 3.500 in. in diameter and 9.000 in. in length with pad mount inlet and outlet fittings. The included orifice tube is a standard red style with a .062 in. diameter, and the system is specified for R134a refrigerant. Four Seasons 3740NK is a practical choice when servicing a Ford Windstar air conditioning system that needs multiple related components replaced at once.

Common Repair Uses

  • Loss of cabin cooling performance
  • Compressor failure or compressor noise
  • Restricted refrigerant flow through the orifice tube
  • Moisture or contamination in the A/C system
  • Leaking seals or worn accumulator components

Installation Notes

Verify FS10 compressor fitment before installation on a 1999-2003 Ford Windstar. Replace the included O-rings and seals during service, evacuate the system, and recharge with the correct R134a refrigerant and specified oil amount for the vehicle. Confirm all connections, pad mount fittings, and component alignment before returning the system to service.

Quality Assurance

Four Seasons 3740NK is backed by a limited lifetime warranty. The kit is assembled with application-specific HVAC components to support a complete A/C repair on the listed Ford Windstar models.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2003FordWindstar——Front and Rearw/ FS10 Compressor; Includes: 58157 (New Compressor), 83023 (Accum), 38635 (Orifice), 39008 (Exp Valve), 59007 (Oil), O-Rings; Complete A/C Kit
2002FordWindstar——Front and Rearw/ FS10 Compressor; Includes: 58157 (New Compressor), 83023 (Accum), 38635 (Orifice), 39008 (Exp Valve), 59007 (Oil), O-Rings; Complete A/C Kit
2001FordWindstar——Front and Rearw/ FS10 Compressor; Includes: 58157 (New Compressor), 83023 (Accum), 38635 (Orifice), 39008 (Exp Valve), 59007 (Oil), O-Rings; Complete A/C Kit
2000FordWindstar3.8LV6Front and Rearw/ FS10 Compressor; Includes: 58157 (New Compressor), 83023 (Accum), 38635 (Orifice), 39008 (Exp Valve), 59007 (Oil), O-Rings; Complete A/C Kit
1999FordWindstar3.8LV6Front and Rearw/ FS10 Compressor; Includes: 58157 (New Compressor), 83023 (Accum), 38635 (Orifice), 39008 (Exp Valve), 59007 (Oil), O-Rings; Complete A/C Kit
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 3740NKRaybestos Brakes — MK1093520078