Engine

Engine

Defender Engine Power: Maintenance Parts & upgrades for performance

JGS4x4 offers high-quality parts and accessories specifically designed to ensure your Defender performs at its best in any terrain. Our selection includes durable OEM-quality replacements and premium aftermarket upgrades that enhance both off-road capability and overall vehicle reliability. Focusing on the engine, we provide components such air filters and performance high-flow air filters to optimize power and robust drive belts and hoses for exceptional durability and longevity. Every part is crafted for seamless compatibility and is built to withstand rigorous off-road demands, allowing you to maintain and upgrade your 4x4 with confidence and enjoy a more reliable and enjoyable driving experience.

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  • Drive Belt Tensioner for Defender & Discovery 1 300TDi, image showing the replacement tensioner pulley with metal and plastic components. Drive Belt Tensioner for Defender & Discovery 1 300TDi, image showing the replacement tensioner pulley with metal and plastic components.

    Drive Belt Tensioner for Defender & Discovery 1 300TDi

    (21)

    Direct Replacement

    £29.99 Inc. VAT
    £24.99 Ex. VAT
    A new, replacement drive belt tensioner with pulley for the auxiliary drive or fan belt on all Land Rover Defender or Discovery 300TDi models. A quality replacement part, equivalent to Land Rover part number: ERR4708Suitable for the following models:...
    ERR4708
    £29.99 Inc. VAT
    £24.99 Ex. VAT
    Qty in Cart: 0
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    £29.99 Inc. VAT
    £24.99 Ex. VAT
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  • Fuel Injector Harness O-Ring for Defender/Discovery 2 Td5 from JGS4x4

    Fuel Injector Harness O-Ring for Defender/Discovery 2 Td5

    (2)

    OEM Parts

    £0.90 Inc. VAT
    £0.75 Ex. VAT
    Defender/Discovery 2 Td5 fuel injector harness O-Ring. SUITABLE FOR THE FOLLOWING LAND ROVER MODELS: Defender, Td5, 1998-2006 Discovery 2 L318, Td5, 1998-2004 EQUIVALENT TO LAND ROVER PART NUMBER(S): NYX100080 O-Rings are used to seal two surfaces...
    NYX100080
    £0.90 Inc. VAT
    £0.75 Ex. VAT
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    £0.90 Inc. VAT
    £0.75 Ex. VAT
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  • Dayco Power Steering & Alternator Drive Belts for Defender 200TDi, black rubber belts with notched design for power steering and alternator in a blue and white packaging.

    Power Steering & Alternator Drive Belts for Defender 200TDi

    (13)

    Dayco

    £7.99 Inc. VAT
    £6.66 Ex. VAT
    A pair of Dayco OEM power steering and alternator drive belts. Quality Dayco OEM belts, equivalent to Land Rover Part number: ETC5815 & ETC7939Suitable for the following models: Land Rover: Defender, 2.5 TD, 2.5 200TDi, 1986-1994
    ETC5815G_ETC7939G
    £7.99 Inc. VAT
    £6.66 Ex. VAT
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    £7.99 Inc. VAT
    £6.66 Ex. VAT
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  • Oil Filter Housing Gasket - LVH100230 for Defender, Discovery 2 Td5 from JGS4x4

    Oil Filter Housing Gasket for Defender, Discovery 2 Td5

    (8)

    Direct Replacement

    £3.99 Inc. VAT
    £3.32 Ex. VAT
    Defender Discovery 2 Td5 Oil Filter Housing Gasket - LVH100230 Fits all Discovery 2 and Defender Td5 engines
    LVH100230
    £3.99 Inc. VAT
    £3.32 Ex. VAT
    Qty in Cart: 0
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    £3.99 Inc. VAT
    £3.32 Ex. VAT
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  • Mann & Hummel Engine Oil Rotor Filter for Defender & Discovery 2 Td5, metallic oil filter with rubber O-ring and green and yellow box packaging. Mann & Hummel Engine Oil Rotor Filter for Defender & Discovery 2 Td5, metallic oil filter with rubber O-ring.

    Engine Oil Rotor Filter Mann for Defender & Discovery 2 Td5

    (9)

    Mann & Hummel

    £14.99 Inc. VAT
    £12.49 Ex. VAT
    A MANN OEM branded replacement engine oil rotor or centrifugal filter. Comes complete with new O-ring seal for rotor housing. Equivalent to Land Rover part number: ERR6299 Suitable for the following models: Land Rover: Defender, Td5, 1998-2006 Land...
    ERR6299G
    £14.99 Inc. VAT
    £12.49 Ex. VAT
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  • Dayco Fan Drive Belt 1996 Onwards DAYCO OEM for Discovery 1 & Defender 300TDi, black serpentine belt coiled inside blue packaging.

    Fan Drive Belt 1996 Onwards DAYCO OEM for Discovery 1 & Defender 300TDi

    (18)

    Dayco

    £11.39 Inc. VAT
    £9.49 Ex. VAT
    A genuine Dayco OEM, replacement auxiliary multi-rib drive belt. It's a good idea to carry a spare drive belt in your car, the breakdown services do not carry drive belts and a simple breakdown could mean you have to be recovered to a garage for repair...
    ERR5911D
    £11.39 Inc. VAT
    £9.49 Ex. VAT
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    £11.39 Inc. VAT
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  • Direct Replacement OEM Replacement Rear Crankshaft Oil Seal for Defender Td5 and Discovery 2 Td5, automotive part showing a metallic rear crankshaft oil seal with a circular rubber inner ring. Direct Replacement OEM Replacement Rear Crankshaft Oil Seal for Defender Td5 and Discovery 2 Td5, automotive part showing a metallic rear crankshaft oil seal with a circular rubber inner ring.

    OEM Replacement Rear Crankshaft Oil Seal for Defender Td5 and Discovery 2 Td5

    (7)

    Direct Replacement

    £19.99 Inc. VAT
    £16.66 Ex. VAT
    Replace your leaking rear crankshaft oil seal with this high-quality OEM branded replacement part. Designed specifically for Land Rover Defender Td5 (1998-2006) and Discovery 2 Td5 (1998-2004), this oil seal ensures a secure and reliable fit, preventing...
    LUF100420G
    £19.99 Inc. VAT
    £16.66 Ex. VAT
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  • OEM Parts Engine Oil Pump Sprocket Bolt for Discovery 2 & Defender Td5, close-up image of a gold-coloured metal bolt with a hexagonal head and threaded shaft

    Engine Oil Pump Sprocket Bolt for Discovery 2 & Defender Td5

    (2)

    OEM Parts

    £1.79 Inc. VAT
    £1.49 Ex. VAT
    Discovery 2 & Defender Td5 engine oil pump sprocket bolt SUITABLE FOR THE FOLLOWING LAND ROVER MODELS:Defender, Td5, 1998-2006Discovery 2, Td5, 1998-2004 EQUIVALENT TO LAND ROVER PART NUMBER(S): LYP101400
    LYP101400
    £1.79 Inc. VAT
    £1.49 Ex. VAT
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    £1.79 Inc. VAT
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  • Direct Replacement Front Crankshaft Oil Seal for Discovery 2 & Defender Td5, image of a brown circular oil seal with detailed grooves and markings.

    Front Crankshaft Oil Seal for Discovery 2 & Defender Td5

    (7)

    Direct Replacement

    £3.99 Inc. VAT
    £3.32 Ex. VAT
    A replacement OEM front crankshaft oil seal. A quality replacment part, equivalent to Land Rover part number ERR5992 Suitable for the following Land Rover models:Defender, Td5, 1998-2006Discovery 2, Td5, 1998-2004
    ERR5992
    £3.99 Inc. VAT
    £3.32 Ex. VAT
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    £3.99 Inc. VAT
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  • Britpart Engine Service Filter Kit With 10W40 Engine Oil for Defender 300Tdi 1995-1998, including oil filters, engine oil, and filter housing components. Britpart Engine Service Filter Kit With 10W40 Engine Oil for Defender 300Tdi 1995-1998, including oil filters, engine oil, and filter housing components.

    Engine Service Filter Kit With 10W40 Engine Oil for Defender 300Tdi 1995-1998

    (12)

    Britpart

    £46.29 Inc. VAT
    £38.57 Ex. VAT
    Servicing your Land Rover Defender 300Tdi is easy with this Britpart service kit from JGS4x4. It has everything you need in one box, including the engine oil! One of the best things you can do to keep your Land Rover Discovery 300Tdi, reliable,...
    DA6003COM
    £46.29 Inc. VAT
    £38.57 Ex. VAT
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    £46.29 Inc. VAT
    £38.57 Ex. VAT
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  • Direct Replacement Cyclone Oil Breather for Defender & Discovery TDi, black plastic engine part with multiple tubes for oil ventilation.

    Cyclone Oil Breather for Defender & Discovery TDi

    (7)

    Direct Replacement

    £13.69 Inc. VAT
    £11.41 Ex. VAT
    A new, replacement cyclone engine breather. This is the breather that attaches to the side of the engine and separates the oil vapour allowing it to drain back into the engine and diverts the air back into the air inlet. These are prone to blocking or...
    ERR1471
    £13.69 Inc. VAT
    £11.41 Ex. VAT
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  • Direct Replacement Air Bleed Valve Kit for Defender Td5 and Discovery 2 Td5, close-up of a small brass valve with threaded end and rubber washer for vehicle air systems. Direct Replacement Air Bleed Valve Kit for Defender Td5 and Discovery 2 Td5 - WJN500110 from JGS4x4

    Air Bleed Valve Kit for Defender Td5 and Discovery 2 Td5

    (16)

    Direct Replacement

    £41.99 Inc. VAT
    £34.99 Ex. VAT
    Replace your vehicle's air bleed valve with the WJN500110 Air Bleed Valve Kit for the Td5 Fuel Filter. This high-quality replacement part is designed to allow trapped air in the fuel system to escape, ensuring smoother engine operation and maintaining...
    WJN500110
    £41.99 Inc. VAT
    £34.99 Ex. VAT
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    £41.99 Inc. VAT
    £34.99 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.