1025098 | Timing Chain - 4.0 V6 EFI Petrol | Discovery 3, Discovery 4
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: 1025098 - Timing Chain
1025098 is a timing chain for the 4.0 V6 EFI engine. Fitted in the engine timing system, the chain links the crankshaft to the camshafts to control valve opening and closing and maintain correct valve timing. Technicians replacing the chain will inspect associated tensioners and guide rails for wear and must install the chain aligned to the camshaft and crankshaft timing marks.
Use the compatibility data below to confirm fitment against your V.I.N.
Compatibility
- Discovery 3 - 4.0 V6 EFI
- Discovery 4 - 4.0 V6 EFI
Frequently Asked Questions
1025098 is the timing chain that synchronises the crankshaft and camshafts on 4.0 V6 EFI engines, ensuring valves open and close at the correct times for combustion. Wear, elongation or failure of the chain, guides or tensioners can allow excessive slack and alter timing geometry and will require replacement. Replacement must be carried out with correct alignment to camshaft and crankshaft timing marks and related items such as tensioners and guide rails should be inspected.
| Model | Variant |
|---|---|
| Land Rover Discovery 3 | 4.0 V6 EFI |
| Land Rover Discovery 4 | 4.0 V6 EFI |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Replace the chain when wear, elongation or component failure is identified; technicians will commonly inspect it during engine diagnosis or scheduled services. Tensioners and guide rails should be checked and timing marks aligned during any replacement.
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