Cooling & Heating

Cooling & Heating

Discovery 1 Cooling & Heating

JGS4x4 is your trusted partner for high-quality parts, specializing in the Discovery 1's cooling and heating systems. Our extensive range includes durable OEM-quality replacements and high-performance aftermarket upgrades like radiators, thermostats, heaters, and hoses. These components are engineered for seamless compatibility and optimal functionality, ensuring your vehicle maintains peak performance under extreme conditions. By choosing JGS4x4, you invest in parts that enhance reliability, safety, and comfort, ensuring your Discovery 1 can tackle any adventure and maintain its lifespan.

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  • Discovery 1/Range Rover Classic 300TDI Oil Separator Drain Hose from JGS4x4

    Engine Breather Oil Separator Drain Hose for Discovery 1 300TDI and Range Rover Classic

    Direct Replacement

    £9.19 Inc. VAT
    £7.66 Ex. VAT
    This Engine Breather Oil Separator Drain Hose is designed specifically for the 300TDI engines used in Discovery 1 and Range Rover Classic models. The hose plays a crucial role in allowing oil to flow efficiently around the engine, transmission, or...
    ERR4689
    £9.19 Inc. VAT
    £7.66 Ex. VAT
    Qty in Cart: 0
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    £9.19 Inc. VAT
    £7.66 Ex. VAT
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  • Discovery 1/Range Rover Classic 300TDI Lower Intercooler Hose from JGS4x4 Discovery 1/Range Rover Classic 300TDI Lower Intercooler Hose from JGS4x4

    Lower Intercooler Hose for 300TDI Discovery 1 Range Rover Classic

    Direct Replacement

    £4.99 Inc. VAT
    £4.16 Ex. VAT
    This lower intercooler hose is designed for use with 300TDI engines in Discovery 1 and Range Rover models. It connects the intercooler to the pipe, ensuring efficient turbo performance by withstanding extreme heat and pressure. Over time, these hoses can...
    ESR2913
    £4.99 Inc. VAT
    £4.16 Ex. VAT
    Qty in Cart: 0
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    £4.99 Inc. VAT
    £4.16 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

    £9.39 Inc. VAT
    £7.82 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
    £9.39 Inc. VAT
    £7.82 Ex. VAT
    Qty in Cart: 0
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    £9.39 Inc. VAT
    £7.82 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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  • Defender/Discovery 1 Engine Cooling Radiator from JGS4x4 Defender/Discovery 1 Engine Cooling Radiator from JGS4x4

    Aluminium Radiator Only for Defender, Discovery 1, 300TDI Range Rover Classic Nissens

    Nissens

    £161.99 Inc. VAT
    £134.99 Ex. VAT
    This aluminium radiator is designed for vehicles equipped with the 300TDI engine, fitting models such as Defender, Discovery 1, and Range Rover Classic. It ensures efficient engine cooling to prevent overheating, which is critical for maintaining engine...
    BTP2275G
    £161.99 Inc. VAT
    £134.99 Ex. VAT
    Qty in Cart: 0
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    £161.99 Inc. VAT
    £134.99 Ex. VAT
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  • Defender Viscous Coupling 3.5 V8, 2.25, 2.5 Carb - ERC5708 from JGS4x4

    Viscous Coupling 3.5 V8, 2.25, 2.5 Carb for Defender

    Direct Replacement

    £79.19 Inc. VAT
    £65.99 Ex. VAT
    Defender Viscous Coupling V8 3.5 Carb - ERC5708 Viscous fan coupling  Fits models: Defender 2.25 Petrol with Air Conditioning Defender 2.5 Diesel N/A Defender 2.5 Petrol Defender 3.5 V8  Discovery 1 3.5 V8
    ERC5708
    £79.19 Inc. VAT
    £65.99 Ex. VAT
    Qty in Cart: 0
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    £79.19 Inc. VAT
    £65.99 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 Pipe-ERC2143 | OEM from JGS4x4

    Outlet to Inlet Manifold Pipe Coolant 3.5 Twin Carb for Defender, Discovery 1, Range Rover Classic OEM

    OEM Parts

    £43.49 Inc. VAT
    £36.24 Ex. VAT
    This Outlet to Inlet Manifold Pipe is designed for vehicles equipped with the 3.5 Twin Carb engine, compatible with Defender, Discovery 1, and Range Rover Classic models. Manufactured by the OEM Parts supplier, this pipe ensures reliable coolant flow...
    ERC2143
    £43.49 Inc. VAT
    £36.24 Ex. VAT
    Qty in Cart: 0
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    £43.49 Inc. VAT
    £36.24 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

    £9.69 Inc. VAT
    £8.07 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
    £9.69 Inc. VAT
    £8.07 Ex. VAT
    Qty in Cart: 0
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    £9.69 Inc. VAT
    £8.07 Ex. VAT
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  • Radiator Brass Core-BTP1823SM from JGS4x4

    Uprated Radiator Brass Core Discovery 200TDI

    Britpart

    £256.99 Inc. VAT
    £214.16 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
    £256.99 Inc. VAT
    £214.16 Ex. VAT
    Qty in Cart: 0
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    £256.99 Inc. VAT
    £214.16 Ex. VAT
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  • Radiator and Intercooler Assembly for Discovery 1 300TDI

    Radiator and Intercooler Assembly for Discovery 1 300TDI

    Britpart

    £1,117.29 Inc. VAT
    £931.07 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
    £1,117.29 Inc. VAT
    £931.07 Ex. VAT
    Qty in Cart: 0
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    £1,117.29 Inc. VAT
    £931.07 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.