1978 Jaguar XJ-Type Engine Cooling Parts

Replacement Cooling System Parts
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3.4L
4.2L
5.3L
  • iD Select® - Engine Coolant Thermostat
    iD Select®Engine Coolant Thermostat
    0
    # 5738947757
    Jaguar XJ-Type 1978, Engine Coolant Thermostat by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your...
    Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value
    $5.82 - $13.09Save: 10%
    $5.24 - $11.78
  • MotoRad® - Engine Coolant Thermostat
    MotoRad®Engine Coolant Thermostat
    0
    # 5738797304
    Jaguar XJ-Type 1978, Engine Coolant Thermostat by MotoRad®. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high-quality product used in their...
    Offer precise pressure controlEnsure the proper fit
    $5.52 - $7.56
  • URO Parts® - Engine Coolant Bypass Hose
    URO Parts®Engine Coolant Bypass Hose
    0
    # 77580139
    Jaguar XJ-Type 1978, Engine Coolant Bypass Hose by URO Parts®. This superior part by URO is a great alternative solution to the costly factory equipment that will help you restore smooth and efficient operation of your vehicle....
    Designed to replace your worn out factory cooling partOptimizes engine cooling performance
    $1.19 - $11.91
  • MotoRad® - High-Flow™ Series Thermostat
    MotoRad®High-Flow™ Series Thermostat
    0
    # 5738805621
    Jaguar XJ-Type 1978, High-Flow™ Series Thermostat by MotoRad®. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high quality product used in their...
    $5.79 - $6.17
  • Gates® - Premium Engine Coolant Molded Radiator Hose
    Gates®Premium Engine Coolant Molded Radiator Hose
    1
    # 450928382
    Jaguar XJ-Type 1978, Premium Engine Coolant Molded Radiator Hose by Gates®. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and...
    Heat and ozone resistant coverRe-engineered materials resist vacuum collapse, this reduces the need for internal springs in many applications
    $12.86 - $19.37
  • ACDelco® - Professional™ Engine Coolant Radiator Hose
    ACDelco®Professional™ Engine Coolant Radiator Hose
    0
    # 451099261
    Jaguar XJ-Type 1978, Professional™ Engine Coolant Radiator Hose by ACDelco®. Composed of specially blended materials to deliver long-life performance, ACDelco Professional™ Automotive Coolant Hoses are designed to resist buckling or...
    Protective sleeves help duplicate GM Original Equipment™ for proper fit and functionDesigned to resist electrochemical degradation for durability
    $23.76 - $49.81Save: up to 16%
    $20.17 - $42.78
  • Agility® - Engine Coolant Radiator
    Agility®Engine Coolant Radiator
    0
    # mpn5051800890
    Jaguar XJ-Type 4.2L 1978, Engine Coolant Radiator by Agility®. Core Size: 27" x 17 1/4" x 1 1/4". Outlet: 1 3/4". Inlet: 1 1/2". Row quantity: 1. Construction: Plastic/Aluminum. Increase the life of your vehicle's engine by keeping your...
    Crafted from the highest grade materialsDeveloped with modern technology and innovation
    $111.54
  • Dayco® - Engine Coolant Curved Radiator Hose
    Dayco®Engine Coolant Curved Radiator Hose
    0
    # 24641133
    Jaguar XJ-Type 5.3L 1978, Engine Coolant Curved Radiator Hose by Dayco®. Contains Heat Shield: No. Contains Protective Sleeve: No. Replace your cracked, spongy, worn out, or damaged radiator hose with this Dayco product manufactured to...
    Designed as the OE replacementOE quality and performance at an affordable price
    $15.30 - $20.06
  • Gates® - OE Type Engine Coolant Thermostat
    Gates®OE Type Engine Coolant Thermostat
    0
    # 1216432884
    Jaguar XJ-Type 4.2L / 5.3L 1978, OE Type Engine Coolant Thermostat by Gates®. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and...
    Map Controlled - Bolt-on solution with included sensor that links to the engine control unitSame easy installation as standard ITH
    $13.47
  • Gates® - Engine Coolant Molded Bypass Hose
    Gates®Engine Coolant Molded Bypass Hose
    0
    # 4209521401
    Jaguar XJ-Type 1978, Engine Coolant Molded Bypass Hose by Gates®. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and manufactured from...
    Great design and functionMade from sturdy materials
    $0.26 - $8.81
  • MotoRad® - Fail Safe™ Series Thermostat
    MotoRad®Fail Safe™ Series Thermostat
    0
    # 5739012468
    Jaguar XJ-Type 1978, Fail Safe™ Series Thermostat by MotoRad®. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe is designed to lock in the open position...
    $10.15 - $11.86
  • Beck Arnley® - Engine Coolant Thermostat w/o Gasket/Seal and Housing
    Beck Arnley®Engine Coolant Thermostat w/o Gasket/Seal and Housing
    0
    # 5738864758
    Jaguar XJ-Type 4.2L / 5.3L 1978, Engine Coolant Thermostat without Gasket/Seal and Housing by Beck Arnley®. For one hundred years, Beck Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in...
    OE quality products from top original equipmentTop quality materials
    $9.14 - $9.46
  • Calorstat® - Engine Coolant Thermostat
    Calorstat®Engine Coolant Thermostat
    0
    # mpn4638522886
    Jaguar XJ-Type 5.3L 1978, Engine Coolant Thermostat by Calorstat®. Temperature: 88C. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this...
    Versatile and extremely easy to installStringent adherence to the highest quality standards
    $16.00
  • Dayco® - Engine Coolant Flexible Radiator Hose
    Dayco®Engine Coolant Flexible Radiator Hose
    0
    # 836860671
    Jaguar XJ-Type 5.3L 1978, Engine Coolant Flexible Radiator Hose by Dayco®. Hose Type: Single I.D. Hose. Constructed to replace straight or molded radiator hoses when routing allows, this product is precisely molded in standard lengths....
    Designed to replace straight or molded radiator hoses when routing allowsPrecisely molded in standard lengths
    $10.41 - $11.19
  • Four Seasons® - Temperature Switch
    Four Seasons®Temperature Switch
    0
    # mpn4897352779
    Jaguar XJ-Type 3.4L / 4.2L 1978, Temperature Switch by Four Seasons®. Terminal Quantity: 2. Connector Shape: Rectangle. Connector Gender: Male. All products are engineered and tested to provide years of trouble free operation. Backed by...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $60.39
  • Gates® - Vulco-Flex II™ Radiator Coolant Flexible Hose
    Gates®Vulco-Flex II™ Radiator Coolant Flexible Hose
    0
    # 49112669
    Jaguar XJ-Type 1978, Vulco-Flex II™ Radiator Coolant Flexible Hose by Gates®. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and...
    Great design and functionMade from sturdy materials
    $13.40 - $15.72
  • Continental® ContiTech™ - Elite™ Engine Coolant Flexible Radiator Hose
    Continental® ContiTech™Elite™ Engine Coolant Flexible Radiator Hose
    0
    # 5615603558
    Jaguar XJ-Type 1978, Elite™ Engine Coolant Flexible Radiator Hose by Continental® ContiTech™. Keep your engine cool with top-notch Continental ContiTech cooling products. They’ll restore the cooling system operation to ensure a...
    An excellent replacement for your old or malfunctioning cooling partDesigned to restore your vehicle’s performance and reliability
    $11.37 - $11.87
  • Continental® ContiTech™ - Elite™ Engine Coolant Molded Bypass Hose
    Continental® ContiTech™Elite™ Engine Coolant Molded Bypass Hose
    0
    # 5615833825
    Jaguar XJ-Type 1978, Elite™ Engine Coolant Molded Bypass Hose by Continental® ContiTech™. This flexible hose can be used to replace a molded radiator hose. It has a corrugated cover that easily follows the bends of the OE coolant...
    Versigard EPDM rubber tube and coverDesigned to withstand temperature from -40°F to +257°F
    $4.45 - $211.60
  • ACDelco® - Professional™ Engine Coolant Bypass Hose
    ACDelco®Professional™ Engine Coolant Bypass Hose
    0
    # 1145169265
    Jaguar XJ-Type 1978, Professional™ Engine Coolant Bypass Hose by ACDelco®. Contains Spring: No. Composed of specially blended materials to deliver long-life performance, ACDelco Professional™ Automotive Coolant Hoses are designed to...
    Protective sleeves help duplicate GM Original Equipment™ for proper fit and function.Designed to resist electrochemical degradation for durability.
    $16.45 - $135.65Save: up to 16%
    $13.81 - $116.91
  • gpd® - Engine Coolant Temperature Sensor
    gpd®Engine Coolant Temperature Sensor
    0
    # mpn4667478422
    Jaguar XJ-Type 4.2L / 5.3L 1978, Engine Coolant Temperature Sensor by gpd®. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles,...
    Designed to meet or exceed OE fit, form, and functionDurability tested on every new design
    $13.60
  • Four Seasons® - Coolant Temperature Sensor
    Four Seasons®Coolant Temperature Sensor
    0
    # mpn2454201631
    Jaguar XJ-Type 5.3L 1978, Coolant Temperature Sensor by Four Seasons®. Terminal Quantity: 2. Connector Shape: Rectangle. Connector Gender: Female. All products are engineered and tested to provide years of trouble free operation. Backed...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $23.23
  • Gates® - Engine Coolant Replacement Radiator Cap
    Gates®Engine Coolant Replacement Radiator Cap
    0
    # mpn1933796
    Jaguar XJ12 1978, Engine Coolant Replacement Radiator Cap by Gates®. Pressure: 16 psi. Type: Optional System. Shell Diameter: 2.33". Filler Neck Outside Diameter: 2.13". Cap Depth: 1.25". Filler Neck Inside Diameter: 1.61". Filler Neck...
    Wide range of applications covering all makes and modelsManufactured to meet or exceed OEM specifications in function, form and fit
    $5.34
  • Fel-Pro® - Engine Coolant Thermostat Housing Gasket
    Fel-Pro®Engine Coolant Thermostat Housing Gasket
    0
    # mpn349924477
    Jaguar XJ-Type 5.3L 1978, Engine Coolant Thermostat Housing Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering...
    Direct OEM replacement for a proper fitEnsures reliable sealing performance
    $11.39
  • MotoRad® - Engine Coolant Radiator Cap
    MotoRad®Engine Coolant Radiator Cap
    0
    # mpn4652383177
    Jaguar XJ12 1978, Engine Coolant Radiator Cap by MotoRad®. Pressure: 16 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. This top-grade product is expertly made in...
    Offer precise pressure controlEnsure the proper fit
    $3.93
  • MotoRad® - Engine Coolant Safety Lever Radiator Cap
    MotoRad®Engine Coolant Safety Lever Radiator Cap
    0
    # mpn4652383189
    Jaguar XJ12 1978, Engine Coolant Safety Lever Radiator Cap by MotoRad®. Pressure: 16 psi. MotoRad radiator caps are designed and manufactured to offer precise control for the automotive cooling system. MotoRad safety lever radiator caps...
    Offer precise pressure controlEnsure the proper fit
    $5.66
  • NTK® - Engine Coolant Temperature Sensor
    NTK®Engine Coolant Temperature Sensor
    0
    # 3363963399
    Jaguar XJ-Type 1978, Engine Coolant Temperature Sensor by NTK®. Connector Shape: Rectangular. Designed utilizing the latest technology, this product by NTK features premium quality and will perform better than advertised. Perfect for...
    Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
    $17.12
  • Stant® - Engine Coolant Radiator Cap
    Stant®Engine Coolant Radiator Cap
    1
    # 922816677
    Jaguar XJ12 1978, Engine Coolant Radiator Cap by Stant®. Pressure: 16 psi. Type: Optional System. Filler Neck Outside Diameter: 2.13". Filler Neck Inside Diameter: 1.61". Filler Neck Depth: 0.75". Test your radiator cap whenever you...
    Meets Original Equipment specificationsThe SWIV-EL design allows the cap to be installed and removed much easier than conventional radiator caps
    $3.24 - $4.65
  • Gates® - Engine Coolant Thermostat Housing Gasket
    Gates®Engine Coolant Thermostat Housing Gasket
    0
    # 1374842956
    Jaguar XJ-Type 4.2L / 5.3L 1978, Engine Coolant Thermostat Housing Gasket by Gates®. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and...
    Great design and functionMade from sturdy materials
    $0.50 - $0.74
  • URO Parts® - Engine Coolant Temperature Sender
    URO Parts®Engine Coolant Temperature Sender
    0
    # 1014900170
    Jaguar XJ-Type 1978, Engine Coolant Temperature Sender by URO Parts®. Number of Terminals: 1. Terminal Type: Pin. This superior part by URO is a great alternative solution to the costly factory equipment that will help you restore...
    Designed to replace your worn out factory cooling partOptimizes engine cooling performance
    $5.60
  • Standard® - Intermotor™ Engine Coolant Temperature Sender
    Standard®Intermotor™ Engine Coolant Temperature Sender
    0
    # 63142314
    Jaguar XJ-Type 1978, Intermotor™ Engine Coolant Temperature Sender by Standard®. Terminal Quantity: 1. Connector Shape: Round. Connector Gender: Male. Connector Quantity: 1. Terminal Type: Blade. Standard is to be the leading...
    In production, all thermal switches are factory-calibrated to make electrical contact at the specified lower-temperature set pointStandard switches feature a robust design with high grade materials to meet the stringent demands of today's service professional
    $19.67 - $48.39




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1978 Jaguar XJ-Type Models
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