{"product_id":"heater-plug-conversion-kit","title":"Heater Plug Conversion Kit for Series 3 2¼ diesel engines - Eour Plugs and Harness – GAM100","description":"\u003cp\u003eThis heater plug conversion kit provides a complete electrical solution for cold-start performance on Land Rover Series 3 vehicles fitted with the 2¼ diesel engine. Heater plugs pre-warm the combustion chambers prior to cranking, and worn or failed plugs result in hard starting, excessive white smoke, and rough running in cold conditions. Replacing the full set alongside the wiring harness ensures consistent voltage delivery to all four plugs, eliminating faults caused by degraded original wiring.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eComplete kit includes four heater plugs sized for the 2¼ diesel engine\u003c\/li\u003e\n\u003cli\u003eReplacement wiring harness included, addressing common loom deterioration on aged Series 3 vehicles\u003c\/li\u003e\n\u003cli\u003eDesigned to match the original plug and harness specification for the 2¼ diesel engine\u003c\/li\u003e\n\u003cli\u003eReplace all four plugs as a set; inspect the glow plug relay and battery condition at the same time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eVehicle Fitment\u003c\/h4\u003e\n\u003cp\u003eFits Land Rover Series 3 vehicles equipped with the 2¼ diesel engine.\u003c\/p\u003e\n\u003cp\u003eNot sure about fitment? Feel free to get in touch at \u003ca href=\"mailto:info@thomasperformance.co.uk\"\u003einfo@thomasperformance.co.uk\u003c\/a\u003e\u003c\/p\u003e","brand":"Allmakes 4x4","offers":[{"title":"Default Title","offer_id":55820621676888,"sku":"GAM100","price":31.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/0070\/6392\/files\/GAM100-600x600.jpg?v=1758866210","url":"https:\/\/thomasperformance.co.uk\/products\/heater-plug-conversion-kit","provider":"Thomas Performance Ltd","version":"1.0","type":"link"}