603446 | O-Ring - 3.5L V8 Distributor | Defender, Discovery 1, Range Rover Classic
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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: 603446 - O-ring
603446 is an O-ring for distributor assemblies on 3.5L V8 petrol engines. It is used across Defender, Range Rover Classic and Discovery 1 models; please refer to the compatibility list below for exact years and VIN ranges.
Compatibility
- Discovery 1 (1989-1998) - Distributor - V8 Petrol (From VIN FA393361 to WA799999)
- Defender (1987-2006) - Distributor - Stromberg 14G/15G/17G - 3.5L V8 Twin Carb Petrol
- Defender (1987-2006) - Distributor - Stromberg 19G/20G/21G/22G - 3.5L V8 Twin Carb Petrol
- Defender (1987-2006) - Distributor - SU - 3.5L V8 Twin Carb Petrol
- Range Rover Classic (1986-1991) - Distributor - Petrol V8 EFI (To VIN HA610293)
- Range Rover Classic (1992-1994) - Distributor - V8 Petrol EFI (From VIN JA610294)
Frequently Asked Questions
603446 is an O-ring specified for distributor assemblies on 3.5L V8 petrol engines. It is the OEM replacement part for the distributor fitments listed for the relevant Defender, Range Rover Classic and Discovery 1 models.
| Model | Variant |
|---|---|
| Land Rover Discovery 1 (1989-1998) | Distributor - V8 Petrol (From VIN FA393361 to WA799999) |
| Land Rover Defender (1987-2006) | Distributor - Stromberg 14G/15G/17G - 3.5L V8 Twin Carb Petrol |
| Land Rover Defender (1987-2006) | Distributor - Stromberg 19G/20G/21G/22G - 3.5L V8 Twin Carb Petrol |
| Land Rover Defender (1987-2006) | Distributor - SU - 3.5L V8 Twin Carb Petrol |
| Land Rover Range Rover Classic (1986-1991) | Distributor - Petrol V8 EFI (To VIN HA610293) |
| Land Rover Range Rover Classic (1992-1994) | Distributor - V8 Petrol EFI (From VIN JA610294) |
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.
Inspect the O-ring during routine servicing and replace it if it is perished, damaged or leaking; replace immediately if signs of deterioration are found and consult a professional if unsure.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
All products and accessories available on LRDirect.com come with a 2-year warranty.