Cooling & Heating

Cooling & Heating

Land Rover Discovery 1

Discovery 1 Cooling & Heating Parts

Keep your Discovery 1 engine at the correct temperature and the cabin heating system working with radiators, water pumps, thermostats, hoses, fan components and heater parts.

What you will find in this category

Radiators & Coolers

Radiators, engine-oil coolers, expansion components and related fittings.

Water Pumps & Thermostats

Replacement pumps, thermostats, gaskets and temperature-control components.

Hoses & Pipework

Top and bottom radiator hoses, heater-hose sets, clips and coolant fittings.

Fans & Sensors

Viscous fan couplings, temperature sensors, switches and selected cooling upgrades.

Identify the engine and cooling layout

Cooling parts differ between 200Tdi, 300Tdi and V8 engines. Check hose routing, connection sizes, engine type and model-year information before ordering.

Quality choices for your Discovery 1

Choose from Direct Replacement, Britpart, Genuine Land Rover, OEM, Proflow, Nissens and other established cooling-system suppliers.

Ordering tip: Discovery 1 specifications vary by engine, model year, body style, gearbox, axle and previous modifications. Always check the complete individual product listing and part number before ordering.
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  • Drive Belt-ERR810G | Dayco from JGS4x4

    Dayco Fan Belt and Power Steering Belt 200 TDI for Discovery 1 200TDI, Range Rover Classic Dayco

    Dayco

    £5.79 Inc. VAT
    £4.82 Ex. VAT
    The Dayco Fan Belt and Power Steering Belt 200 TDI and Classic is designed for Discovery 1 and Range Rover models equipped with 200TDI, TDI, and 300TDI engines. This durable drive belt powers essential components such as the water pump, alternator, power...
    ERR810G
    £5.79 Inc. VAT
    £4.82 Ex. VAT
    Qty in Cart: 0
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    £5.79 Inc. VAT
    £4.82 Ex. VAT
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  • Crankcase Breather Hose-ERR877 from JGS4x4

    Crankcase Breather Hose for Defender, Discovery 1, Range Rover Classic 200TDI

    Britpart

    £22.79 Inc. VAT
    £18.99 Ex. VAT
    This Crankcase Breather Hose is designed for use with 200TDI engines in Defender, Discovery 1, and Range Rover Classic models. The flexible rubber hose plays a crucial role in maintaining proper crankcase ventilation by allowing gases to escape while...
    ERR877
    £22.79 Inc. VAT
    £18.99 Ex. VAT
    Qty in Cart: 0
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    £22.79 Inc. VAT
    £18.99 Ex. VAT
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  • Discovery 1/Range Rover Classic Drive Belt- With Air Conditioning from JGS4x4

    Direct Replacement Fan Belt Air Con V8 Discovery 1994 on for Range Rover Classic V8

    Direct Replacement

    £7.69 Inc. VAT
    £6.41 Ex. VAT
    The Direct Replacement Fan Belt Air Con V8 Discovery Classic 1994MY on is designed for use with V8 engines in Range Rover Classic models from 1971 to 1994 and Discovery 1 models from 1989 to 1998. This drive belt powers essential components such as the...
    ERR4623
    £7.69 Inc. VAT
    £6.41 Ex. VAT
    Qty in Cart: 0
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    £7.69 Inc. VAT
    £6.41 Ex. VAT
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  • ERR6191-Discovery 1 Drive Belt | Dayco from JGS4x4

    Water Pump Belt for Discovery 1 3.9 V8 EFI Dayco

    Dayco

    £9.59 Inc. VAT
    £7.99 Ex. VAT
    This Water Pump Belt is designed specifically for the Discovery 1 with the 3.9 V8 EFI engine, covering model years 1989 to 1998. Manufactured by Dayco, it ensures reliable performance by driving essential components such as the water pump, alternator,...
    ERR6191
    £9.59 Inc. VAT
    £7.99 Ex. VAT
    Qty in Cart: 0
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    £9.59 Inc. VAT
    £7.99 Ex. VAT
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  • Defender/Discovery 1 Heater Hose To Inlet Manifold from JGS4x4

    Coolant Hose from Heater to Inlet Manifold for Defender, Discovery 1, Range Rover Classic 3.5 Twin Carb

    Direct Replacement

    £2.19 Inc. VAT
    £1.82 Ex. VAT
    This coolant hose connects the heater to the inlet manifold, designed specifically for 3.5 Twin Carb engines found in Defender, Discovery 1, and Range Rover Classic models. It ensures efficient coolant flow within the cooling system, helping to maintain...
    ERC2320
    £2.19 Inc. VAT
    £1.82 Ex. VAT
    Qty in Cart: 0
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    £2.19 Inc. VAT
    £1.82 Ex. VAT
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  • Adaptor-ERR335 | Genuine Land Rover from JGS4x4

    Adaptor for Turbo Oil Drain Hose for Defender, Discovery 1, Range Rover Turbo, 200TDi, 300TDI

    Genuine Land Rover

    £42.59 Inc. VAT
    £35.49 Ex. VAT
    This adaptor is designed for the turbo oil drain hose on Defender, Discovery 1, and Range Rover models equipped with Turbo, 200TDi, and 300TDI engines. It ensures a secure and reliable connection for efficient oil drainage, helping maintain optimal...
    ERR335LR
    £42.59 Inc. VAT
    £35.49 Ex. VAT
    Qty in Cart: 0
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    £42.59 Inc. VAT
    £35.49 Ex. VAT
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  • Water Outlet Elbow Gasket-ERR4935 from JGS4x4

    Coolant Outlet Elbow Gasket for Defender and Discovery 1 V8 Twin Carb

    Britpart

    £0.79 Inc. VAT
    £0.66 Ex. VAT
    This Coolant Outlet Elbow Gasket is designed specifically for V8 Twin Carb engines and fits Defender and Discovery 1 models. It creates a reliable seal between the inlet manifold and the outlet elbow, preventing coolant leaks and ensuring optimal engine...
    ERR4935
    £0.79 Inc. VAT
    £0.66 Ex. VAT
    Qty in Cart: 0
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    £0.79 Inc. VAT
    £0.66 Ex. VAT
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  • Transmitter-ADU7161 | INTERMOTOR from JGS4x4

    Thermostat Housing Sensor for Discovery 1 2.0 INTERMOTOR

    INTERMOTOR

    £9.89 Inc. VAT
    £8.24 Ex. VAT
    The Thermostat Housing Sensor is designed for the Discovery 1 with a 2.0 engine. Manufactured by INTERMOTOR, this sensor ensures accurate coolant temperature readings, helping maintain optimal engine performance. Ideal for those repairing or rebuilding...
    ADU7161
    £9.89 Inc. VAT
    £8.24 Ex. VAT
    Qty in Cart: 0
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    £9.89 Inc. VAT
    £8.24 Ex. VAT
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  • Radiator Brass Core-BTP1823SM from JGS4x4

    Uprated Radiator Brass Core Discovery 200TDI

    Britpart

    £262.19 Inc. VAT
    £218.49 Ex. VAT
    This Uprated Discovery 200TDI Radiator Brass Core is designed specifically for diesel engines, providing efficient cooling to prevent overheating. Suitable for engines up to chassis number LA081991, it ensures reliable performance and durability. Ideal...
    BTP1823SM
    £262.19 Inc. VAT
    £218.49 Ex. VAT
    Qty in Cart: 0
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    £262.19 Inc. VAT
    £218.49 Ex. VAT
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  • Radiator and Intercooler Assembly for Discovery 1 300TDI

    Radiator and Intercooler Assembly for Discovery 1 300TDI

    Britpart

    £1,139.59 Inc. VAT
    £949.66 Ex. VAT
    This Radiator and Intercooler Assembly is designed specifically for the Discovery 1 with the 300TDI engine. It ensures efficient cooling to prevent engine overheating, maintaining optimal performance. Ideal for replacements when the original radiator is...
    ESR3689
    £1,139.59 Inc. VAT
    £949.66 Ex. VAT
    Qty in Cart: 0
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    £1,139.59 Inc. VAT
    £949.66 Ex. VAT
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  • Hose Clip-ERR4824 | Genuine Land Rover from JGS4x4

    Front Cover Clip for Hose on for Defender, Discovery 1 and Range Rover Classic 300TDI

    Genuine Land Rover

    £87.39 Inc. VAT
    £72.82 Ex. VAT
    This Front Cover Clip for Hose is designed specifically for vehicles equipped with the 300TDI engine, including Defender, Discovery 1, and Range Rover Classic models. Manufactured by Genuine Land Rover, this clip ensures a secure and reliable attachment...
    ERR4824LR
    £87.39 Inc. VAT
    £72.82 Ex. VAT
    Qty in Cart: 0
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    £87.39 Inc. VAT
    £72.82 Ex. VAT
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  • Hose Assembly-BTR2564 from JGS4x4

    Air Con Hose Assembly for Discovery 1 Range Rover

    Britpart

    £100.99 Inc. VAT
    £84.16 Ex. VAT
    This Air Con Hose Assembly is designed for use with Discovery 1 and Range Rover models. It connects the condenser to the evaporator, ensuring efficient air conditioning performance. Suitable for left-hand drive vehicles, this hose assembly is a reliable...
    BTR2564
    £100.99 Inc. VAT
    £84.16 Ex. VAT
    Qty in Cart: 0
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    £100.99 Inc. VAT
    £84.16 Ex. VAT
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JGS4x4 is an independent supplier of parts and accessories. We are not affiliated with or endorsed by Jaguar Land Rover Limited. All references to vehicle models are used for identification and compatibility purposes only.