1978 Mercury Cougar A/C & Heating Parts

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    • (0 reviews)
      # 958381406
      Mercury Cougar with York System 1978, A/C Compressor Clutch by Four Seasons®. Black. Material: Steel. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience,...
      All mounting hardware includedCoated to prevent corrosion
      $103.94 - $125.22
    • (0 reviews)
      # 22846721
      Mercury Cougar 1978, HVAC Heater Core by Spectra Premium®. If you’re not feeling much heat or your carpet is wet and you smell antifreeze, chances are you need a new heater core. If testing proves that your heater core is defective,...
      100% quality assuranceDrop in fit for easy installation
      $19.22 - $19.70
    • (0 reviews)
      # 958306435
      Mercury Cougar 1978, A/C Compressor by Four Seasons®. Compatible with R134A Refrigerants. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and...
      All compressors go through sophisticated testing and leak test processesIncludes specific electrical connector to eliminate splicing
      $141.83 - $313.19
    • (0 reviews)
      # mpn620505632
      Mercury Cougar 1978, A/C Receiver Drier by UAC®. Driers serve to remove moisture from an A/C system, and are a crucial replacement part for every A/C job. Whether the A/C system utilizes a drier, you can rest assured that the highest...
      Helps maintain a desired temperature inside your carMade of durable materials
      $9.81
    • (0 reviews)
      # 228470320
      Mercury Cougar 1978, A/C Receiver Drier by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four Seasons.
      Contains gaskets, o-rings, or seals to properly replace the productCompatible with both R12 and R134a refrigerants
      $7.32 - $15.20
    • (0 reviews)
      # mpn1042468
      Mercury Cougar 5.0L / 5.8L With Dealer Installed A/C 1978, A/C Accumulator by Spectra Premium®. The accumulator protects the A/C system from moisture to prevent corrosion and the formation of sludge, both of which can destroy the system...
      100% product performance testedExtensive line coverage to both foreign and domestic vehicles
      $8.28
    • (1 review)
      # mpn898006682
      Mercury Cougar with Factory Compressor Type A6 1978, Professional™ Remanufactured A/C Compressor by ACDelco®. Metric Threads. With Switch. Number of Grooves: 1. Clutch Diameter: 5.12". Keep your cool in hot-weather driving with...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $176.79
    • (0 reviews)
      # 1186593853
      Mercury Cougar 1978, A/C Compressor by Replace®. Designed utilizing the latest technology, this product by Replace features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      CAPA certification provides detailed testing and inspection procedures to ensure the quality of the parts covered by that SpecificationSame quality as OE for less money
      $214.02 - $316.62
    • (0 reviews)
      # 1186593858
      Mercury Cougar 1978, A/C Compressor by CompressorWorks®.
      All compressors go through sophisticated testing and leak test processesIncludes specific electrical connector to eliminate splicing
      $163.25 - $241.36
    • (0 reviews)
      # 1186593861
      Mercury Cougar with Factory Compressor Type 206, 209, 210, HG850, HG1000 with York and Tecumseh System 1978, A/C Compressor Clutch Assembly by CompressorWorks®. With Coil. Condition: New. Style: York and Tecumseh. CompressorWorks...
      All mounting hardware includedEvery coil tested for proper ohms
      $97.52 - $137.64
    • (0 reviews)
      # 328010001
      Mercury Cougar 1978, HVAC Heater Core by Replace®. The heater core is located in a case under the dash, and is connected into the engine cooling system. Consists of tubes to carry the coolant and fins to transfer heat to the passenger...
      CAPA certification provides detailed testing and inspection procedures to ensure the quality of the parts covered by that SpecificationSame quality as OE for less money
      $40.71 - $43.21
    • (0 reviews)
      # 1063294000
      Mercury Cougar 1978, HVAC Heater Core by APDI®. The heater core is located in a case under the dash, and is connected into the engine cooling system. Consists of tubes to carry the coolant and fins to transfer heat to the passenger...
      Same quality as OE for less moneyDesigned with the latest software and manufactured with modern tooling
      $22.02 - $22.42
    • (0 reviews)
      # 1063287081
      Mercury Cougar 1978, HVAC Heater Core by OSC Automotive®. Keep your air conditioning system with premium grade OSC A/C parts. Made to meet or exceed OE specifications, they’re designed to provide superior heat transfer and cooling...
      This product is made of high-quality materials to serve you for years to come.Designed using state-of-the-art technology and with customers in mind.
      $26.27 - $27.89
    • (0 reviews)
      # 1063300107
      Mercury Cougar 1978, HVAC Blower Motor by Four Seasons®. Voltage: 12. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with...
      Meets or exceeds OE design and performanceMagnetic size and properties compare or exceed OEM
      $28.29 - $51.04
    • (0 reviews)
      # 1063312993
      Mercury Cougar 1978, HVAC Blower Motor by UAC®. UAC’s line of electrical components includes the blower motors that are necessary for the proper function of an A/C System. They are produced at top tier facilities with strong quality...
      Helps maintain a desired temperature inside your carMade of durable materials
      $31.28 - $33.92
    • (0 reviews)
      # 1063295081
      Mercury Cougar 1978, HVAC Blower Motor by VDO®. The VDO brand product category offers OE quality blower motors, engine cooling fan motors and complete cooling fan assemblies. Professional technicians and DIYers alike want the highest...
      Premium parts you can rely onDesigned to keep your system in top shape
      $17.86 - $80.36
    • (0 reviews)
      # mpn898007482
      Mercury Cougar with Dealer Installed A/C 1978, Professional™ A/C Expansion Valve by ACDelco®. Internally Equalized 90 Degree With Flare Fittings. 2 Required. Designed utilizing the latest technology, this product by ACDelco features...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $18.33
    • (0 reviews)
      # 885260849
      Mercury Cougar 1978, A/C Expansion Valve by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four Seasons.
      Premium parts you can rely onDesigned to keep your A/C system in top shape
      $11.89 - $19.25
    • (0 reviews)
      # 1141432621
      Mercury Cougar 1978, A/C Expansion Valve by UAC®. Expansion Devices control the flow of refrigerant in an A/C system, and are a crucial replacement part for every A/C job. UAC’s Expansion Devices are meticulously engineered to meet...
      Helps maintain a desired temperature inside your carMade of durable materials
      $7.70 - $8.98
    • (0 reviews)
      # 814249930
      Mercury Cougar 1978, TXV Equalized Expansion Valve by CompressorWorks®.
      Made with the use of the latest technologiesGuaranteed to provide ultimate strength and durability
      $8.96 - $12.47
    • (0 reviews)
      # mpn1033699844
      Mercury Cougar 1978, HVAC Heater Control Valve by Four Seasons®. With 2 Connectors. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it...
      Application specific designCable operated design
      $14.72
    • (0 reviews)
      # mpn1033699939
      Mercury Cougar 1978, HVAC Mode Door Vacuum Check Valve by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with...
      Premium parts you can rely onDesigned to keep your A/C system in top shape
      $5.81
    • (0 reviews)
      # 1076941634
      Mercury Cougar 1978, Heater Valve by CompressorWorks®.
      Pressure tested to ensure leak free designMade with the use of the latest technologies
      $5.06 - $13.82
    • (0 reviews)
      # mpn4443928411
      Mercury Cougar with Dealer Installed A/C 1978, Professional™ A/C Drive Belt Idler Pulley by ACDelco®. Without Bracket. 1/2" Belt. Adjustable. The ACDelco Professional, premium aftermarket Idler Pulley is designed for use on...
      Bearing is designed for application specific speed and load requirementsProvides reliable operation under severe conditions for year round performance
      $14.54
    • (0 reviews)
      # mpn1848322072
      Mercury Cougar with Factory Compressor Type R4 with Tecumseh/York System 1978, A/C Compressor Clutch Bearing by National®. Size: Outer Race Width: 1.063". Design: Double Row Angular Contact. 0658228Inner Race Radius: 0.059". Inner Race...
      Possesses excellent antifriction propertiesManufactured utilizing computer controlled heat treatment processes for lasting performance
      $17.40
    • (0 reviews)
      # 1063313010
      Mercury Cougar 1978, Filter Drier by CompressorWorks®. Material: Steel. CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix...
      Contains gaskets, o-rings, or seals to properly replace the productCompatible with both R12 and R134a refrigerants
      $6.28 - $10.39
    • (0 reviews)
      # 1063336974
      Mercury Cougar 1978, HVAC Blower Motor Wheel by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four Seasons.
      Meets all requirements of international standard ISO 140Suitable for a wide variety of applications
      $8.38 - $12.23
    • (0 reviews)
      # mpn4475586481
      Mercury Cougar With Dealer Installed A/C 1978, HVAC Blower Motor Wheel by VDO®. Double Shaft. The VDO brand product category offers OE quality blower motors, engine cooling fan motors and complete cooling fan assemblies. Professional...
      Provides exceptional durabilityDesigned to comply with high-quality standards
      $7.30
    • (0 reviews)
      # mpn1291789557
      Mercury Cougar 1978, HVAC Control Duct Hose by Dorman®. Intake. Position: Rear. Length: 18". Inside Diameter: 2". Material: Paper/Aluminum. Dorman has all the components needed for a complete repair. Quickly and easily installed, it...
      Easy to installDirect replacement for a proper fit
      $4.44
    • (0 reviews)
      # 915941490
      Mercury Cougar 1978, Intermotor™ Preheater Hose by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...
      The Intermotor™ brand has built its reputation by engineering and distributing a full line of genuine import parts – parts that are unrivaled for quality, original look, fit, form & function, as well as coverage.High grade materials ensure precision performance
      $4.56 - $27.04
    • (0 reviews)
      # 387397262
      Mercury Cougar 1978, Elite™ Black Heater Hose by Continental® ContiTech™. Inside Diameter: 5/8". This hose is highly resistant to antifreeze coolants and underhood temperatures. Tube and cover are manufactured from EPDM rubber with...
      Black Versigard EPDM rubber tube and coverReinforced with 2-spiral synthetic
      $31.43
    • (0 reviews)
      # mpn335868971
      Mercury Cougar 5.0L 1978, Elite™ Universal 90° Straight ID Molded Heater Hose by Continental® ContiTech™. Location: Heater Outlet. Inside Diameter: 0.62". 5/8" Hose. Universal 90° molded heater hose is available for the...
      EPDM tube and cover with synthetic knit reinforcementMeets or exceeds SAE 20R3EC Class D1 and D2 specifications
      $11.58
    • (0 reviews)
      # 49195631
      Mercury Cougar 1978, Safety Stripe™ HVAC Heater Hose by Gates®. Length: 50'. When you're low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto parts chain store. But before you waste your time...
      Premium parts you can rely onDesigned to keep your A/C system in top shape
      $33.27 - $38.47
    • (0 reviews)
      # mpn947116878
      Mercury Cougar with Dealer Installed A/C 1978, A/C Clutch Cycle Switch by Four Seasons®. Finish: Black. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix...
      Contains gaskets, o-rings, or seals to properly replace the productPrecision engineered
      $20.85
    • (0 reviews)
      # mpn2454185195
      Mercury Cougar 1978, Lever Selector Blower Switch by Four Seasons®. Rotary With Rectangle Connector Shape. Type: 4 Terminals. With Gauge. Products are engineered and tested to provide years of trouble free operation. Backed by over 50...
      Premium parts you can rely onDesigned to keep your A/C system in top shape
      $23.59
    • (0 reviews)
      # mpn44431523
      Mercury Cougar with Dealer Installed A/C 1978, HVAC Blower Control Switch by Standard®. Type: 4 Blade Male Terminal. Number Of Switch Positions: 4. SMP’s vision is to be the leading independent supplier to the automotive aftermarket,...
      Standard switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive lossesStandard parts are 100% tested to verify both mechanical and electrical switching performance
      $18.00
    • (0 reviews)
      # mpn1033627263
      Mercury Cougar with R-12 or R-134A Retrofit System 1978, A/C System Valve Core and Cap Kit by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c...
      All the seals needed to complete the jobCompatible with both R12 and R134a refrigerants
      $8.55
    • (0 reviews)
      # mpn4439170429
      Mercury Cougar 1978, Professional™ HVAC Blower Switch Connector by ACDelco®. Rear. With Trapezoid Connector Shape. Type: 5 Blade Female Terminal. Finish: Gray. Designed utilizing the latest technology, this product by ACDelco features...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $8.56
    • (0 reviews)
      # 885220455
      Mercury Cougar with 5.12" Diameter Pulley / with Single Groove Pulley with A6 Compressor 1978, Harness Connector Adapter by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50...
      Precision moldedOE style connectors
      $6.09 - $6.66
    • (0 reviews)
      # mpn2418125
      Mercury Cougar with Frigidaire A6 Compressor 1978, HVAC Clutch Coil Connector by Dorman®. Non-Weatherpack Style Type: Blade Female Terminal. Wire Quantity: 2. Overall Length: 7". Non-Weatherpack Style. Dorman offers a comprehensive line...
      Direct replacement A/C Clutch Coil Connectors available (where applicable) to ensure a proper fitVehicle try-on testing has been conducted on this part to ensure a trouble-free performance
      $5.47
    • (0 reviews)
      # mpn2432073
      Mercury Cougar 1978, HVAC Switch Connector by Dorman®. Location: To Blower Motor. Type: Blade Female Terminal. Wire Quantity: 5. Overall Length: 7". Improved wiring and highly durable insulation resist the corrosion, overheating and...
      Save time and expense by replacing the part, not the entire harnessBulb simply plugs into socket for ease of installation
      $5.33
    • (0 reviews)
      # mpn44351399
      Mercury Cougar 1978, HVAC Blower Motor Connector by Standard®. Type: 5 Blade Female Terminal. Finish: Gray. Wire Quantity: 5. Harness Length: 4". With Butt Splices. SMP’s vision is to be the leading independent supplier to the...
      Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections
      $6.49
    • (0 reviews)
      # mpn943798987
      Mercury Cougar 1978, Mineral R12 Oil by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Four Seasons.
      Meets viscosity requirements of all R12 conditioning systemsTools required for installation
      $9.98
    • (0 reviews)
      # mpn4495258883
      Mercury Cougar 1978, Four Seasons™ System Mounted Preset Cycling Temperature Switch by CompressorWorks®. Cap Tube Length: 49". CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by...
      Made with the use of the latest technologiesGuaranteed to provide ultimate strength and durability
      $23.24
    • (0 reviews)
      # mpn477869141
      Mercury Cougar 5.0L 1978, St.Rod Polished A/C Bracket Assembly by March Performance®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind....
      Precisely engineered for perfect fit and functionMade with a unique blend of durability and style
      $164.78
    • (0 reviews)
      # mpn477869144
      Mercury Cougar 5.0L 1978, Ultra Hi Mount Polished A/C Bracket Assembly by March Performance®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers...
      Precisely engineered for perfect fit and functionMade with a unique blend of durability and style
      $202.60
    • (0 reviews)
      # 892312836
      Universal PAO-Oil 68 AA1 A/C Compressor Oil by Behr®. Behr Hella Service PREMIUM LINE - the ideal solution for customers who expect the optimum. This top-grade product is expertly made in compliance with stringent industry standards to...
      24 Months/24,000 MilesMade to provide unequaled quality and reliability
      $17.05 - $32.64
    • (0 reviews)
      # 892313511
      Universal PAO-Oil 68 AA1 Plus UV A/C Compressor Oil by Behr®. Behr Hella Service PREMIUM LINE - the ideal solution for customers who expect the optimum. This top-grade product is expertly made in compliance with stringent industry...
      24 Months/24,000 MilesMade to provide unequaled quality and reliability
      $17.53 - $38.52
    • (0 reviews)
      # mpn4498444971
      Universal POE-Oil A/C Compressor Oil by Behr®. Behr Hella Service PREMIUM LINE - the ideal solution for customers who expect the optimum. This top-grade product is expertly made in compliance with stringent industry standards to offer a...
      24 Months/24,000 MilesMade to provide unequaled quality and reliability
      $40.62
    • (0 reviews)
      # 901702887
      Universal 8 oz A/C Compressor Oil by Santech®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...
      Designed to keep your A/C system in top shapeThe finest quality at a great price
      $7.36
    • (0 reviews)
      # mpn4517284804
      Universal Active-2C A/C System Cleaner by Liqui Moly®. Suitable for cleaning of air conditioning systems in cars, commercial vehicles, buses and in homes. Removes the film of dirt on the surface of the evaporator and eliminates any...
      Made to provide unmatched efficiency and winDesigned to help get the most out of your vehicle
      $57.11
    • (0 reviews)
      # mpn4517284841
      Universal Radiator Cleaner by Liqui Moly®. 300 ml. Can. Removes calcareous deposits from radiators and cooling systems, ensuring the ideal engine temperature and reliability. Does not contain any aggressive acids and lyes. For all...
      Made to provide unmatched efficiency and winDesigned to help get the most out of your vehicle
      $5.85
    • (0 reviews)
      # mpn4527149528
      Universal 1 oz A/C System Lubricant Additive by Santech®. Type: bottle. A/C system additive to help reduce friction, prevent oxidation and acid formation, providing longer service life. Compressor life is extended and heat transfer is...
      Designed to keep your A/C system in top shapeThe finest quality at a great price
      $10.37
    • (0 reviews)
      # 820795153
      Universal A/C System Repair Kit by BlueDevil®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...
      Designed to maximize your vehicle's performanceProprietary high tech formula for exceptional quality
      $24.12 - $28.72
    • (0 reviews)
      # mpn4495716619
      Universal Kool-It™ Evaporator and Heater Foam Cleaner by Lubegard®. Capacity: 6 oz. Did you know that the air quality inside a vehicle can be up to SIX times worse than outside? Contaminated air conditioning and heater...
      Quick and Easy!Highly Profitable Service
      $8.58
    • (0 reviews)
      # mpn4477225478
      Universal 32 oz. Vacuum Pump Oil with 6-Pc. Bottle by Mastercool®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...
      Made with precision and quality in mindBuilt to last
      $7.26
    • (0 reviews)
      # mpn3030547016
      Mercury Cougar 1978, A/C Expansion Valve by Replace®. Designed utilizing the latest technology, this product by Replace features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...
      CAPA certification provides detailed testing and inspection procedures to ensure the quality of the parts covered by that SpecificationSame quality as OE for less money
      $22.93
    • (0 reviews)
      # mpn1476382478
      Universal 8 oz. Ester 100 Oil by Cliplight Manufacturing®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
      Compatible with all mobile A/C systemsDoes not increase or add water to system
      $7.56
    • (0 reviews)
      # mpn1476382479
      Universal 8 oz. PAG 100 Oil by Cliplight Manufacturing®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
      PAG - 100 (Medium Viscosity) developed as a "universal" in PAG systems using R-134AWith UV Dye
      $6.73
    • (0 reviews)
      # mpn2433072
      Cooling Coil Coating by Cliplight®. Coats cooling coils and eliminates odor-causing microbes and effectively eliminates odors for up to one year, acrylic coating helps shed moisture.
      Made with precision and quality in mindBuilt to last
      $59.78




    Guides & Articles

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