Engine

Engine

Discovery 1 Engine Parts: Power, Efficiency, and Reliability

JGS4x4 offers an extensive range of high-quality Discovery 1 engine components and accessories designed to enhance your vehicle's performance and reliability. Our selection features durable OEM-quality replacements and aftermarket upgrades, including performance exhausts and engine parts, all meticulously crafted for compatibility. These components optimise engine efficiency and power output, ensuring your Land Rover can withstand the rigorous demands of 4x4 driving. We provide rigorously tested parts that improve handling, ride quality, and safety, allowing you to confidently keep your Discovery 1 in peak, adventure-ready condition.

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  • Defender/Discovery 1 Exhaust Valve-ERR1156 from JGS4x4

    Cylinder Head Exhaust Valve for Defender, Discovery 1, Range Rover Classic 200TDI & 300TDi

    Direct Replacement

    £5.89 Inc. VAT
    £4.91 Ex. VAT
    This Cylinder Head Exhaust Valve is designed for use with 200TDI and 300TDi engines, fitting Defender, Discovery 1, and Range Rover Classic models. It plays a crucial role in engine performance by allowing hot exhaust gases to exit the combustion chamber...
    ERR1156
    £5.89 Inc. VAT
    £4.91 Ex. VAT
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    £5.89 Inc. VAT
    £4.91 Ex. VAT
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  • Defender & Discovery 1/2 & Range Rover P38 Piston Ring Set Hastings from JGS4x4

    2 & Range Rover P38 Piston Ring Set Hastings for Defender & Discovery 1

    HASTINGS

    £17.19 Inc. VAT
    £14.32 Ex. VAT
    Compatibility: Land Rover Defender 4.0 V8 Land Rover Discovery 1 3.9/4.0 V8 Land Rover Discovery 2 V8 Land Rover Range Rover P38 V8
    STC1427H
    £17.19 Inc. VAT
    £14.32 Ex. VAT
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    £17.19 Inc. VAT
    £14.32 Ex. VAT
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  • Discovery 1 300TDi EGR Valve OEM from JGS4x4

    300TDi EGR Valve OEM for Discovery 1

    Cambiare

    £79.79 Inc. VAT
    £66.49 Ex. VAT
    A replacement OEM Exhaust Gas Recirculating EGR valve. Equivalent to Land Rover part number: WAV100330 Suitable for the following Land Rover models:Defender, 300TDi, 1994-1998.Discovery, 300TDi, 1994-1998.Range Rover Classic, 300TDi, 1994/5 From May 2018...
    WAV100330
    £79.79 Inc. VAT
    £66.49 Ex. VAT
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    £79.79 Inc. VAT
    £66.49 Ex. VAT
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  • Stainless Steel Front Brake Caliper Piston-41mm Diameter from JGS4x4

    Stainless Steel Piston for Caliper Front for Defender 90/110 to 1990 Discovery to 1993

    Direct Replacement

    £10.99 Inc. VAT
    £9.16 Ex. VAT
    This stainless steel front brake caliper Piston is designed for use with Classic 110 models up to 1990 and Discovery models up to 1993. Crafted for durability and precision, it serves as a reliable replacement part for repairing or rebuilding brake...
    606683S
    £10.99 Inc. VAT
    £9.16 Ex. VAT
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    £10.99 Inc. VAT
    £9.16 Ex. VAT
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  • Defender 200 TDI Cylinder Head Bolt Set from JGS4x4

    Cylinder Head Bolt Set for Defender, Discovery 1 and Range Rover Classic 200TDI

    (1)

    Britpart

    £25.89 Inc. VAT
    £21.57 Ex. VAT
    This Cylinder Head Bolt Set is designed specifically for 200TDI engines used in Defender, Discovery 1, and Range Rover Classic models. These special 'stretch' head bolts are essential for refitting the cylinder head, ensuring a secure and reliable fit...
    DA2006
    £25.89 Inc. VAT
    £21.57 Ex. VAT
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    £25.89 Inc. VAT
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  • ELRING Defender & Discovery 1 & Range Rover Head Gasket Set, engine gasket kit with black and metallic gaskets, O-rings, and sealing components for vehicle engine repair. ELRING Defender & Discovery 1 & Range Rover Head Gasket Set, engine gasket kit with black and metallic gaskets, O-rings, and sealing components for vehicle engine repair.

    Head Gasket Set Elring for Defender & Discovery 1 & Range Rover

    ELRING

    £62.89 Inc. VAT
    £52.41 Ex. VAT
    A head gasket set, contains all the gaskets, seals etc required when refitting the cylinder head or changing the head gasket. Note: This kit does not come with a head gasket, these are available separately in different thicknesses. Compatibility: Land...
    STC1172G
    £62.89 Inc. VAT
    £52.41 Ex. VAT
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    £62.89 Inc. VAT
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  • Terrafirma Defender/Discovery 1 Silicone Intercooler Hose Kit Blue, image showing three blue silicone hoses and a small straight hose connector.

    Terrafirma Defender/Discovery 1 Silicone Intercooler Hose Kit Blue

    Terrafirma

    £53.79 Inc. VAT
    £44.82 Ex. VAT
    Terrafirma Defender/Discovery 1 silicone intercooler hose kit blue. SUITABLE FOR THE FOLLOWING LAND ROVER MODELS: Defender, 300Tdi, 1995-1998 Discovery 1, 300Tdi, 1989-1998 Range Rover Classic, 300Tdi, 1994-1995 COLOUR: Blue Terrafirma silicone...
    TF721
    £53.79 Inc. VAT
    £44.82 Ex. VAT
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  • Stud-STC3159 | OEM from JGS4x4

    Turbo to Exhaust Downpipe Stud 300TDI for Defender, Discovery 1, Range Rover Classic OEM

    OEM Parts

    £9.29 Inc. VAT
    £7.74 Ex. VAT
    The Turbo to Exhaust Downpipe Stud 300TDI is designed for use with 300TDI and Turbo engines in Defender, Discovery 1, and Range Rover Classic models. This stud is a type of headless bolt used to securely fasten components together, specifically between...
    STC3159
    £9.29 Inc. VAT
    £7.74 Ex. VAT
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    £9.29 Inc. VAT
    £7.74 Ex. VAT
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  • Oxygen Sensor-ERR6729 from JGS4x4

    Sensor Oxygen V8 94 to 98 Wire With Round Plug for Discovery 1 EFI Engine

    (1)

    Britpart

    £68.99 Inc. VAT
    £57.49 Ex. VAT
    The Sensor Oxygen V8 994MY to 98 Wire Has Round Plug is designed for the Discovery 1 with a V8 EFI engine. This oxygen sensor monitors the oxygen levels in exhaust gases, providing critical data to the ECU to ensure smooth and efficient engine...
    ERR6729
    £68.99 Inc. VAT
    £57.49 Ex. VAT
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    £68.99 Inc. VAT
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  • Discovery 1/Range Rover Classic Intercooler Hose from JGS4x4

    Classic Intercooler Hose for Discovery 1 300TDI

    Direct Replacement

    £3.99 Inc. VAT
    £3.32 Ex. VAT
    This Classic Intercooler Hose is designed for Discovery 1 models equipped with Turbo and 300TDI engines. It is engineered to withstand the extreme heat and pressures experienced by intercooler and turbo hoses, which can often perish or split over time...
    ESR2912
    £3.99 Inc. VAT
    £3.32 Ex. VAT
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    £3.99 Inc. VAT
    £3.32 Ex. VAT
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  • Discovery 1/Range Rover Classic Petrol Fuel Pump And Sender Unit-ESR3926 from JGS4x4

    Direct Replacement Fuel Pump/Sender Unit Discovery V8 Petrol

    Direct Replacement

    £85.59 Inc. VAT
    £71.32 Ex. VAT
    The Direct Replacement Fuel Pump/Sender Unit is designed for Discovery V8 petrol engines and Range Rover Classic V8 petrol engines. This unit combines the fuel pump and sender functions, ensuring reliable fuel delivery and accurate fuel level readings...
    ESR3926
    £85.59 Inc. VAT
    £71.32 Ex. VAT
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    £85.59 Inc. VAT
    £71.32 Ex. VAT
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  • Discovery 1/Range Rover Classic Brake Master Cylinder Repair Kit from JGS4x4

    Master Cylinder Repair Kit for Discovery 1 up to 1993 and Range Rover Classic

    Direct Replacement

    £26.39 Inc. VAT
    £21.99 Ex. VAT
    This Master Cylinder Repair Kit is designed for Discovery 1 models up to 1993 and Range Rover Classic vehicles. It restores the brake master cylinder's function, which transfers brake pedal movement through hydraulic fluid to the brake cylinders or...
    RTC5834
    £26.39 Inc. VAT
    £21.99 Ex. VAT
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    £26.39 Inc. VAT
    £21.99 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.